All in All
http://poj.org/problem?id=1936
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
1 #include<cstdio> 2 #include<cstring> 3 #include<algorithm> 4 #define max 100010 5 using namespace std; 6 char s[max],s1[max]; 7 int main() 8 { 9 while(scanf("%s %s",s,s1)!=EOF){ 10 11 int k1=strlen(s); 12 int k2=strlen(s1); 13 int t=0,c=0; 14 for(int i=0;i<k1;i++) 15 { 16 for(int j=c;j<k2;j++) 17 { 18 if(s[i]==s1[j]) 19 { 20 t++; 21 c=j+1; 22 break; 23 } 24 } 25 } 26 if(t==k1) printf("Yes\n"); 27 else printf("No\n"); 28 } 29 return 0; 30 }