Submission #1265411

#TimeUsernameProblemLanguageResultExecution timeMemory
1265411thenpc3개의 봉우리 (IOI25_triples)C++20
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long ll n,a[200005]; void count_triples(vector<int> v){ ll n=v.size(); for(int i=1;i<=n;i++){ a[i]=v[i-1]; } int ans=0; for(int i=1;i<=n;i++){ for(int j=i+1;j<=n;j++){ for(int k=j+1;k<=n;k++){ ll b[4]={k-j,k-i,j-i}; ll c[4]={a[i],a[j],a[h]}; sort(b,b+3); sort(c,c+3); int sol=1; for(int l=0;l<3;l++){ if(b[l]!=c[l]){ sol=0; } } ans+=sol; } } } return ans; }

Compilation message (stderr)

triples.cpp: In function 'void count_triples(std::vector<int>)':
triples.cpp:15:30: error: 'h' was not declared in this scope
   15 |         ll c[4]={a[i],a[j],a[h]};
      |                              ^
triples.cpp:28:10: error: return-statement with a value, in function returning 'void' [-fpermissive]
   28 |   return ans;
      |          ^~~