#include <iostream>
#define MAX 210
using namespace std;
char a[MAX], b[MAX], c[2*MAX];
int dp[MAX][MAX];
int main()
{
int i, j, t, cas;
scanf("%d", &cas);
for(t = 1; t <= cas; t++){
scanf("%s%s%s", a, b, c);
memset(dp, 0, sizeof(dp));
dp[0][0] = 1;
int la, lb;
la = strlen(a);
lb = strlen(b);
for(i = 0; i <= la; i++){
for(j = 0; j <= lb; j++){
if(i > 0 && a[i-1] == c[i+j-1] && dp[i-1][j])
dp[i][j] = 1;
if(j > 0 && b[j-1] == c[i+j-1] && dp[i][j-1])
dp[i][j] = 1;
}
}
printf("Data set %d: ", t);
if(dp[la][lb])
printf("yes\n");
else
printf("no\n");
}
return 0;
}
posted on 2009-05-10 10:25
longshen 阅读(840)
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