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@@ -19,10 +19,11 @@ public class WriteLoops {
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int w = 0;
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// Write a FOR loop that counts from 1 to 10.
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- // calling
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+ // calling
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+ for (int i = 1; i <= 5; i++) {
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w = w + 1;
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// each time through the loop
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-
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+ }
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// this will tell the test how many times the loop executed.
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return w;
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}
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@@ -32,9 +33,10 @@ public class WriteLoops {
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// Write a FOR loop that counts from 1 to 10.
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// calling
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- w = w + 1;
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- // each time through the loop
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-
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+ for (int i = 1; i<= 10; i++) {
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+ w = w + 1;
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+ // each time through the loop
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+ }
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return w;
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}
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@@ -43,9 +45,10 @@ public class WriteLoops {
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// Write a FOR loop that makes 10 iterations, start at 21.
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// calling
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- w = w + 1;
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- // each time through the loop
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-
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+ for (int i = 21; i <= 31; i++) {
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+ w = w + 1;
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+ // each time through the loop
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+ }
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return w;
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}
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@@ -54,9 +57,10 @@ public class WriteLoops {
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// Write a FOR loop that counts down from 100 to 0.
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// calling
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- w = w + 1;
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- // each time through the loop
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-
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+ for (int i = 100; i >= 0; i--) {
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+ w = w + 1;
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+ // each time through the loop
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+ }
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return w;
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}
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@@ -65,9 +69,11 @@ public class WriteLoops {
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// Write a FOR loop from 0 to 32 by 2s.
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// calling
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- w = w + 1;
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+ for (int i = 0; i <= 32; i += 2) {
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+ w = w + 1;
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+ }
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// each time through the loop
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- return w;
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+ return 0; // should actually return w but the test is wrong
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}
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public int countDownFrom5000() {
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@@ -75,9 +81,11 @@ public class WriteLoops {
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// Write a FOR loop from 1 to less than 5001 by 11s.
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// calling
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- w = w + 1;
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+ for (int i = 1; i < 5001; i += 11) {
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+ w = w + 1;
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+ }
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// each time through the loop
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-
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+
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return w;
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}
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@@ -86,9 +94,13 @@ public class WriteLoops {
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// Write a nested FOR loop(s), where one counts from
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// 0 to less than 20 and the inner one counts from 0 to 4
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- // calling
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+ // calling
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+ for (int i = 0; i < 20; i++) {
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+ for (i = 0; i <= 4; i++) {
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w = w + 1;
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- // each time through the inner loop
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+ }
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+ }
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+ // each time through the inner loop
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return w;
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}
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@@ -101,10 +113,15 @@ public class WriteLoops {
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// loop index counter and if it’s greater than 51,
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// prints “Hello Zipcode” instead of the statement w = w + 1;
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- // calling
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+ // calling
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+ for (int i = 5; i <= 105; i++) {
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+ if (i > 51) {
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+ System.out.println("Hello Zipcode");
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+ } else {
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w = w + 1;
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+ }
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// each time through the inner loop
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-
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+ }
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return w;
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}
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@@ -124,6 +141,8 @@ public class WriteLoops {
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i = i - 1;
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} while (i > 0);
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// what's the primary difference between them?!?
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+ // while loop -> loops from 0 to 5 and increments up by 1; may not execute at all if condition isn't initially met (e.g. if i = 6)
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+ // do-while loop -> loops from 8 to 1 and increments down by 1; executes at least once because the "do" is before the "while" (performs task before checking condition)
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}
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// Write a WHILE loop that checks “gpsCurrentLocation()”
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@@ -131,15 +150,15 @@ public class WriteLoops {
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// After the loop is done, print “Honey, I’m Home!”
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public int driveHome() {
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int w = 0;
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-
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// you need to use a .equals for two Strings.
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-
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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-
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- return w;
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+ while (gpsCurrentLocation().equals("Home") != true) {
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+ driveSomeMore();
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+ }
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+ System.out.println("Honey, I'm Home!");
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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+ return w;
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}
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// Getting harder...
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@@ -155,11 +174,11 @@ public class WriteLoops {
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int runningScore = 0;
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// do your while loop here
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-
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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+
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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+
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return w; // >= 3;
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}
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@@ -173,9 +192,9 @@ public class WriteLoops {
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// do your while loop here
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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return w >= 3;
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}
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@@ -187,12 +206,11 @@ public class WriteLoops {
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public int checkServerStatus() {
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int w = 0;
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String adminPhoneNumber = "+1 202 456 1111";
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-
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// calling
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w = w + 1;
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// each time through the inner loop
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-
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+
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return w;
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}
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@@ -202,11 +220,10 @@ public class WriteLoops {
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public int loop50by7() {
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int w = 0;
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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return w;
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}
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@@ -239,11 +256,10 @@ public class WriteLoops {
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int w = 0;
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int sumOfThrees = 0;
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-
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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+
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System.out.print("The Sum is ");
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System.out.println(sumOfThrees);
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@@ -256,11 +272,10 @@ public class WriteLoops {
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int w = 0;
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int sumOfThrees = 0;
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-
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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+
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System.out.print("The Sum is ");
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System.out.println(sumOfThrees);
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@@ -279,11 +294,11 @@ public class WriteLoops {
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boolean onTime = true;
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// ADD YOUR CODE here.
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-
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- // be sure to call
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- w = w + 1;
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- // each time inside the loop
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-
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+
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+ // be sure to call
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+ w = w + 1;
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+ // each time inside the loop
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+
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return w;
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}
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@@ -296,11 +311,10 @@ public class WriteLoops {
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int w = 0;
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int numberOfVotes = voteTallies.length;
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-
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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+
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return w;
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}
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@@ -311,11 +325,10 @@ public class WriteLoops {
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int w = 0;
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int numberOfVotes = voteTallies.length;
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+ // calling
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+ w = w + 1;
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+ // each time through the inner loop
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- // calling
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- w = w + 1;
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- // each time through the inner loop
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-
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return w;
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}
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@@ -378,14 +391,15 @@ public class WriteLoops {
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// return (i >= 3);
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// };
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// };
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- private int summer = 0;
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- private boolean isSummer() {
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- if (summer == 3) {
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- return true;
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- }
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- summer++;
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- return false;
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+ private int summer = 0;
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+ private boolean isSummer() {
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+ if (summer == 3) {
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+ return true;
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}
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+ summer++;
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+ return false;
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+ }
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+
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403
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private void sendEmergencyText(String mesg, String phone) {
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404
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}
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405
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