作业帮if while(n>0){digit=n%10;if(digit_seen[digit])break;digit_seen[digit]=TRUE;n/=10;
来源：学生作业帮助网 编辑：作业帮 时间：2024/10/03 17:01:57
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if while(n>0){digit=n%10;if(digit_seen[digit])break;digit_seen[digit]=TRUE;n/=10;
if
while(n>0){
digit=n%10;
if(digit_seen[digit])
break;
digit_seen[digit]=TRUE;
n/=10;
if while(n>0){digit=n%10;if(digit_seen[digit])break;digit_seen[digit]=TRUE;n/=10;
while(n>0) {//判断n是否大于0 是进入循环 不是退出
digit=n%10;//将n对10 求余的结果赋值给digit
if(digit_seen[digit])//如果数组的第digit-1个数小于0 退出
break;
digit_seen[digit]=TRUE;//给布尔型数据赋值为true
n/=10;//n除以10再赋值给自己