Submission #116848

#TimeUsernameProblemLanguageResultExecution timeMemory
116848nhimnam120Lozinke (COCI17_lozinke)C++14
0 / 100
4 ms640 KiB
#include<bits/stdc++.h> #define fi first #define se second using namespace std; map<string, long long> cnt; vector<pair<long long,string> > inpp; set<string> inp; signed main(){ long long n; cin >> n; for(int i=0;i<n;i++){ string a; scanf("%s", &a); cnt[a]++; inp.insert(a); } long long ans=0; for(auto x: inp){ inpp.push_back({x.size(),x}); } sort(inpp.begin(),inpp.end()); for(int i=0;i<inpp.size();i++){ long long pos=0; string a=inpp[i].se; ans=ans+(cnt[a]*(cnt[a]-1)); while(inpp[pos].fi<inpp[i].fi){ string b=inpp[pos].se; for(int k=0;k<inpp[i].fi-inpp[pos].fi+1;k++){ if(a[k]==b[0]){ long long test=0; for(int j=0;j<inpp[pos].fi;j++){ if(a[k+j]!=b[j]){ test=1; break; } } if(test==0){ ans=ans+cnt[a]*cnt[b]; break; } } } pos++; } } cout << ans; }

Compilation message (stderr)

lozinke.cpp: In function 'int main()':
lozinke.cpp:13:17: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'std::__cxx11::string* {aka std::__cxx11::basic_string<char>*}' [-Wformat=]
   scanf("%s", &a);
               ~~^
lozinke.cpp:22:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<inpp.size();i++){
              ~^~~~~~~~~~~~
lozinke.cpp:13:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", &a);
   ~~~~~^~~~~~~~~~
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