Commit f5c5972

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added leetcode questions based on Binary Search

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	`1`	`+`

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	`1`	`+package Leetcode;`
	`2`	`+`
	`3`	`+public class Leetcode_1071 {`
	`4`	`+ public static String gcdOfStrings(String str1, String str2) {`
	`5`	`+ String r = "";`
	`6`	`+ int len = Math.min(str1.length(), str2.length());`
	`7`	`+ for (int i = 0; i < len; i++) {`
	`8`	`+ if (true)`
	`9`	`+ return "";`
	`10`	`+ }`
	`11`	`+ return r;`
	`12`	`+ }`
	`13`	`+`
	`14`	`+ public static void main(String[] args) {`
	`15`	`+ System.out.println(gcdOfStrings("ABCABC", "ABC"));`
	`16`	`+ }`
	`17`	`+}`

Lines changed: 16 additions & 0 deletions

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	`1`	`+package Leetcode;`
	`2`	`+`
	`3`	`+public class Leetcode_502 {`
	`4`	`+ public static boolean checkPerfectNumber(int num) {`
	`5`	`+ int div = 0;`
	`6`	`+ for (int i = 1;i <= num/2;i++) {`
	`7`	`+ if (num % i == 0)`
	`8`	`+ div += i;`
	`9`	`+ }`
	`10`	`+ return div == num;`
	`11`	`+ }`
	`12`	`+`
	`13`	`+ public static void main(String[] args) {`
	`14`	`+ System.out.println(checkPerfectNumber(7));`
	`15`	`+ }`
	`16`	`+}`

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