Java-while和do while

一、while循环java 语法结构: while(循环判断条件){ 循环体; 迭代变量自增; } 举例1: int sum = 0; //和 int i = 1; while(i<=100){ sum += i; i++; } System.out.println(sum); 举例2: int i = -1; int j = 10;
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