题解 | #字符串字符匹配#

#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#define MAXLEN 200

int main() {
    char S[MAXLEN], T[MAXLEN];
    while (scanf("%s\n%s", S, T) != EOF) {
        int lenS = strlen(S);
        int lenT = strlen(T);
        int flag = 1;
        bool arrS[26] = {false};
        for(int i = 0; i < lenS; i++) {
            arrS[S[i] - 'a'] = true;
        }
        for(int i = 0; i < lenT; i++) {
            arrS[T[i] - 'a'] = false;
        }
        for(int i = 0; i < 26; i++) {
            if(arrS[i] == true) flag = 0;
        }
        if (flag == 1) printf("true\n");
        else printf("false\n");
    }
}