ACM 10340 - All in All

#include <stdio.h>
#define MAX 90001
int isSub (char subStr[], char str[]);
int main()
{
    char subStr[MAX], str[MAX];
    while (1) {
        if (scanf("%s %s", subStr, str) < 2)
           break;
        if (isSub (subStr, str))
           printf("Yes\n");
        else
           printf("No\n");       
    }
    return 0;
}

int isSub (char subStr[], char str[])
{
    int i, j;
    for (i = 0, j = 0; str[i]; i++)
    {
        if (subStr[j] == str[i])
        {
            j++;
            if (subStr[j] == 0) return 1;
        }
    }
    return 0;
}

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