UVA424

水题。。。。

#include<stdio.h>#include<string.h>#define N 500int main(){char s[N];int a[N], sum[N];int j;memset(sum , 0, sizeof(sum));while (scanf("%s", s) == 1){if (strcmp(s, "0") == 0)break;int len = strlen(s);memset(a, 0, sizeof(a));for(int i = 0; i < len; i++)a[i] = s[len - i - 1] - '0';for(int i = 0; i < N; i++){sum[i] += a[i];if (sum[i] > 9){sum[i + 1] += 1;sum[i] %= 10;}}}for(int i = N - 1; i >= 0; i--)if (sum[i] != 0){j = i;break;}for(int i = j; i >= 0; i--)printf("%d", sum[i]);printf("\n");return 0;}