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@@ -18,7 +18,7 @@ public class WriteLoops {
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public int oneToFive() {
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int w = 0;
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- for (w = 0; w < 5; w++); {// Write a FOR loop that counts from 1 to 10.
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+ for (int i = 0; i < 5; i++) {// 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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@@ -30,8 +30,8 @@ public class WriteLoops {
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public int oneToTen() {
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int w = 0;
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- for (w = 0; w < 10; w++); {// Write a FOR loop that counts from 1 to 10.
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- w = w + 1;
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+ for (int i = 0; i < 10; i++) {// Write a FOR loop that counts from 1 to 10.
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+ w = w + 1;
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}// each time through the loop
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return w;
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@@ -40,9 +40,9 @@ public class WriteLoops {
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public int startAtTwentyOne() {
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int w = 0;
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- for (w = 21; w < 31; w++) {// Write a FOR loop that makes 10 iterations, start at 21.
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+ for (int i = 21; i < 31; i++) {// 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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+ w = w + 1;
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}// each time through the loop
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System.out.print(w);
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return w;
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@@ -51,7 +51,7 @@ public class WriteLoops {
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public int countDown() {
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int w = 0;
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- for (w = 100; w >= 0; w--;) {// Write a FOR loop that counts down from 100 to 0.
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+ for (int i = 100; i >= 0; i--) {// 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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@@ -62,7 +62,7 @@ public class WriteLoops {
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public int byTwoTo32() {
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int w = 0;
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- for (w = 0; w < 32; w += 2) {// Write a FOR loop from 0 to 32 by 2s.
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+ for (int i = 0; i <= 32; i += 2) {// 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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}// each time through the loop
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@@ -72,38 +72,40 @@ public class WriteLoops {
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public int countDownFrom5000() {
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int w = 0;
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- // Write a FOR loop from 1 to less than 5001 by 11s.
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+ for (int i = 1; i <5001; i +=11) {// 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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// 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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public int nestedFors() {
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int w = 0;
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- // Write a nested FOR loop(s), where one counts from
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+ for (int i = 0; i < 20; i++) {
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+ for (int j = 0; i <= 4; i++) {// 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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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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+ }
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return w;
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}
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public int helloZipCode() {
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int w = 0;
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+ for (w = 5; w < 105; w++) {
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+ if (w > 51) {
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+ System.out.print("Hello Zipcode");
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+ w = w + 1;
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+ }
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+ }
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// Write a FOR loop that counts from 5 to 105. Put an IF
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// statement inside the loop that checks the
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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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-
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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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+ // prints “Hello Zipcode” instead of the statement w = w + 1
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return w;
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}
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@@ -114,7 +116,7 @@ public class WriteLoops {
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while (i <= 5) {
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System.out.println("Eww.");
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i = i + 1;
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- }
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+ } //As long as i <= 5, it will print out "Eww." on the screen
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// sample do...while loop
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i = 8;
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@@ -123,6 +125,8 @@ 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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+ /* the do part of the loop is the constant and the while is the
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+ amount for which that will occur */
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}
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// Write a WHILE loop that checks “gpsCurrentLocation()”
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