UVa10340 水题

#include <cstdio>

#include <cstring>

#include <cstdlib>

char s1[100100];

char s2[100100];

int len1, len2;

 

int main () {

    while (scanf("%s %s", s1, s2) == 2) {

        len1 = strlen(s1);

        len2 = strlen(s2);

        int j = 0;

        for (int i = 0; i < len2; i++) {

            if (s1[j] == s2[i]) j++;

            if (j == len1) break;

        }

        if (j == len1) printf("Yes\n");

        else printf("No\n");

    }

    return 0;

}