답안 #792972

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
792972	2023-07-25T11:52:08 Z	Trisanu_Das	Preokret (COCI18_preokret)	C++17	컴파일 오류	0 ms	0 KB

preokret

#include <bits/stdc++.h>
using namespace std;

vector<pair<int, int> >v;
int ans,cnt[N];
signed main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int n,m,i,j,k;
	cin>>n;
	for(i=0;i<n;i++){
		cin>>j;
		cnt[j]++;
		if(j<=1440)ans++;
	}
	cin>>m;
	for(i=0;i<m;i++){
		cin>>j;
		cnt[j]--;
		if(j<=1440)ans++;
	}
	int ans2=-1,res=0,now=0;
	for(i=1;i<=2880;i++){
		now+=cnt[i];
		if(res!=1&&now>0)ans2++,res=1;
		if(res!=-1&&now<0)ans2++,res=-1;
	}
	cout<<ans<<'\n'<<ans2<<'\n';
}

Compilation message

preokret.cpp:5:13: error: 'N' was not declared in this scope
    5 | int ans,cnt[N];
      |             ^
preokret.cpp: In function 'int main()':
preokret.cpp:13:3: error: 'cnt' was not declared in this scope; did you mean 'int'?
   13 |   cnt[j]++;
      |   ^~~
      |   int
preokret.cpp:19:3: error: 'cnt' was not declared in this scope; did you mean 'int'?
   19 |   cnt[j]--;
      |   ^~~
      |   int
preokret.cpp:24:8: error: 'cnt' was not declared in this scope; did you mean 'int'?
   24 |   now+=cnt[i];
      |        ^~~
      |        int
preokret.cpp:9:14: warning: unused variable 'k' [-Wunused-variable]
    9 |  int n,m,i,j,k;
      |              ^