题解 | #提取不重复的整数#
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
#include <stdio.h>
int main() {
int num[10] = {0};
int result = 0;
int n;
scanf("%d", &n);
while (n > 0) {
result = n%10;
if (num[result] == 0 ){
printf("%d", result);
num[result] = 1;
}
n /= 10;
}
return 0;
}
