PAT a1050题解

#include <cstdio>#include <cstring>char str1[10010];char str2[10010];int main(){gets(str1);gets(str2);int len1 = strlen(str1);int len2 = strlen(str2);for(int i = 0; i < len1; i++){int j;for(j = 0; j < len2; j++){if(str1[i] == str2[j]){break;}}if(j == len2){printf("%c", str1[i]);    }}return 0;}