제출 #559881

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
559881		CSQ31	벽 (IOI14_wall)	C++17	0 / 100	1 ms	212 KiB

wall

#include "wall.h"
#pragma GCC optimize("Ofast") 
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define sz(a) a.size()
#define all(a) a.begin(),a.end()
#define lb lower_bound
#define ub upper_bound
#define owo ios_base::sync_with_stdio(0);cin.tie(0);
#define MOD (ll)(1e9+7)
#define INF (ll)(1e18)
#define debug(...) fprintf(stderr, __VA_ARGS__),fflush(stderr)
#define time__(d) for(long blockTime = 0; (blockTime == 0 ? (blockTime=clock()) != 0 : false);\
debug("%s time : %.4fs\n", d, (double)(clock() - blockTime) / CLOCKS_PER_SEC))
typedef long long int ll;
typedef long double ld;
typedef pair<ll,ll> PII;
typedef pair<int,int> pii;
typedef vector<vector<int>> vii;
typedef vector<vector<ll>> VII;
ll gcd(ll a,ll b){if(!b)return a;else return gcd(b,a%b);}
int a[1000000];

void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
  a[-1];
}

컴파일 시 표준 에러 (stderr) 메시지

wall.cpp: In function 'void buildWall(int, int, int*, int*, int*, int*, int*)':
wall.cpp:28:7: warning: statement has no effect [-Wunused-value]
   28 |   a[-1];
      |   ~~~~^

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