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@@ -101,7 +101,7 @@ public class MathUtilities {
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* @return difference between `baseValue` and `difference`
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*/
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public Float subtract(float baseValue, float difference) {
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- return baseValue - difference;
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+ return (float)(baseValue - difference);
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}
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/**
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@@ -120,7 +120,7 @@ public class MathUtilities {
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* @return division of `dividend` by `divisor
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*/
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public Integer divide(int dividend, int divisor) {
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- return null;
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+ return dividend / divisor;
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}
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/**
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@@ -129,7 +129,7 @@ public class MathUtilities {
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* @return division of `dividend` by `divisor
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*/
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public Long divide(long dividend, long divisor) {
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- return null;
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+ return dividend / divisor;
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}
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/**
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@@ -138,7 +138,7 @@ public class MathUtilities {
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* @return division of `dividend` by `divisor
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*/
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public Short divide(short dividend, short divisor) {
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- return null;
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+ return (short)(dividend / divisor);
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}
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/**
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@@ -147,7 +147,7 @@ public class MathUtilities {
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* @return division of `dividend` by `divisor
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*/
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public Byte divide(byte dividend, byte divisor) {
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- return null;
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+ return (byte)(dividend / divisor);
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}
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/**
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@@ -156,7 +156,7 @@ public class MathUtilities {
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* @return division of `dividend` by `divisor
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*/
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public Float divide(float dividend, float divisor) {
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- return null;
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+ return dividend / divisor;
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}
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/**
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@@ -165,7 +165,7 @@ public class MathUtilities {
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* @return division of `dividend` by `divisor
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*/
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public Double divide(double dividend, double divisor) {
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- return null;
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+ return dividend / divisor;
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}
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@@ -175,7 +175,7 @@ public class MathUtilities {
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* @return product of `multiplicand` by `multiplier`
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*/
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public Integer multiply(int multiplicand, int multiplier) {
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- return null;
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+ return multiplicand * multiplier;
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}
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/**
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@@ -184,7 +184,7 @@ public class MathUtilities {
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* @return product of `multiplicand` by `multiplier`
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*/
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public Long multiply(long multiplicand, long multiplier) {
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- return null;
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+ return multiplicand * multiplier;
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}
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/**
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@@ -193,7 +193,7 @@ public class MathUtilities {
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* @return product of `multiplicand` by `multiplier`
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*/
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public Short multiply(short multiplicand, short multiplier) {
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- return null;
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+ return (short)(multiplicand * multiplier);
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}
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/**
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* @param multiplicand value to be multiplied
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@@ -201,7 +201,7 @@ public class MathUtilities {
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* @return product of `multiplicand` by `multiplier`
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*/
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public Byte multiply(byte multiplicand, byte multiplier) {
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- return null;
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+ return (byte)(multiplicand * multiplier);
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}
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/**
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@@ -210,7 +210,7 @@ public class MathUtilities {
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* @return product of `multiplicand` by `multiplier`
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*/
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public Float multiply(float multiplicand, float multiplier) {
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- return null;
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+ return multiplicand * multiplier;
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}
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/**
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@@ -219,7 +219,7 @@ public class MathUtilities {
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* @return product of `multiplicand` by `multiplier`
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*/
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public Double multiply(double multiplicand, double multiplier) {
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- return null;
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+ return multiplier * multiplicand;
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}
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@@ -236,5 +236,4 @@ public class MathUtilities {
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public Boolean returnFalse() {
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return false;
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}
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-
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}
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