제출 #368962

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
368962		cpp219	Nadan (COCI18_nadan)	C++14	50 / 50	1 ms	512 KiB

nadan

#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define fs first
#define sc second
using namespace std;
const ll N = 2e5 + 9;
const ll inf = 1e16 + 7;
typedef pair<int,int> LL;

ll n,k;

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    #define task "tst"
    if (fopen(task".INP","r")){
        freopen(task".INP","r",stdin);
        //freopen(task".OUT","w",stdout);
    }
    cin>>n>>k;
    for (ll i = 1;i < k;i++) cout<<i<<"\n",n -= i;
    cout<<n;
}

컴파일 시 표준 에러 (stderr) 메시지

nadan.cpp: In function 'int main()':
nadan.cpp:18:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   18 |         freopen(task".INP","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 50 / 50