AC日记——验证字串 openjudge 1.7 18

#include<cstdio>
#include<string>
#include<cstring>
#include<algorithm>

using namespace std;

char word_1[201],word_2[201];

int main()
{
    gets(word_1);
    gets(word_2);
    if(strstr(word_1,word_2)!=NULL)
    {
        printf("%s is substring of %s\n",word_2,word_1);
        return 0;
    }
    if(strstr(word_2,word_1)!=NULL)
    {
        printf("%s is substring of %s\n",word_1,word_2);
        return 0;
    }
    printf("No substring\n");
    return 0;
}