Submission #31888013

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define REP(i,n) for(int i=0;i<(n);i++)

bool in(const long long S,const int a){
  return (S>>a)&1;
}

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);

  string s;cin>>s;
  set<string> se;
  REP(i,s.size())
    for(int j=1;i+j<=s.size() and j<=3;j++)
      REP(S,1<<j){
        string t=s.substr(i,j);
        REP(k,j)if(in(S,k))t[k]='.';
        se.insert(t);
      }
  cout<<se.size()<<endl;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:3:31: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
    3 | #define REP(i,n) for(int i=0;i<(n);i++)
      |                               ^
./Main.cpp:15:3: note: in expansion of macro ‘REP’
   15 |   REP(i,s.size())
      |   ^~~
./Main.cpp:16:20: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   16 |     for(int j=1;i+j<=s.size() and j<=3;j++)
      |                 ~~~^~~~~~~~~~

Judge Result