제출 #334318

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
334318		tengiz05	Chessboard (IZhO18_chessboard)	C++17	0 / 100	1 ms	364 KiB

chessboard

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define FASTIO ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define all(x) (x).begin(), (x).end()
#define pb push_back
#define pii pair<int, int>
#define ff first
#define ss second
#define PI acos(-1)
#define ld long double
const int mod = 1e9+7, N = 2e5+5;
int msb(int val){return sizeof(int)*8-__builtin_clzll(val);}
int a[N], n, m, k;

void solve(int test_case){
	int i, j;
	cin >> n >> k;
	cout << n*(n/2);
	return;
}

signed main(){
	FASTIO;
#define MULTITEST 0
#if MULTITEST
	int ___T;
	cin >> ___T;
	for(int T_CASE = 1; T_CASE <= ___T; T_CASE++)
		solve(T_CASE);
#else
	solve(1);
#endif
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

chessboard.cpp: In function 'void solve(long long int)':
chessboard.cpp:17:6: warning: unused variable 'i' [-Wunused-variable]
   17 |  int i, j;
      |      ^
chessboard.cpp:17:9: warning: unused variable 'j' [-Wunused-variable]
   17 |  int i, j;
      |         ^

• Subtask 1: 0 / 8
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• Subtask 6: 0 / 30