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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main ()
  4. {
  5.     int T;
  6.     scanf("%d",&T);
  7.     while(T--)
  8.     {
  9.         set <string> b;
  10.         char a[100001];
  11.         scanf(" %[^\n]s",a);
  12.         int l=strlen(a),i=0,j=0;
  13.         string v;
  14.         while(1)
  15.         {
  16.             while((i<l)&&(a[i]==' ')) i++;
  17.             if(i==l) break;
  18.             while((i<l)&&(a[i]!=' ')) {v+=a[i];i++;}
  19.             b.insert(v);//cout<<v<<"\n";
  20.             v.clear();
  21.             if(i==l) break;
  22.         }
  23.         printf("%d\n",b.size());
  24.     }
  25.     return 0;
  26. }
  27.  
Success #stdin #stdout 0s 3436KB
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https://ideone.com/zNKIVq
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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