Submission #1276045

#	Time	Username	Problem	Language	Result	Execution time	Memory
1276045		hiepsimauhong	벽 (IOI14_wall)	C++20	Compilation error	0 ms	0 KiB

wall

#include <bits/stdc++.h>
#include "wall.h"

using namespace std;

#define int long long
using ll = long long;

#define print(A,L,R) FOR(OK, L, R){if(A[OK]<=-oo / 10||A[OK]>=oo)cout<<"- ";else cout<<A[OK]<<' ';}cout<<'\n';
#define prints(A) FOA(OK, A){cout<<OK<<' ';}cout << '\n';
#define printz(A,L,R) FOR(OK, 0, L){FOR(KO, 0, R){if(A[OK][KO]>-oo&&A[OK][KO]<oo)cout<<A[OK][KO]<<' ';else cout << "- ";} cout << '\n';}cout << '\n';

#define fs first
#define sd second
#define ii pair<int,int>
#define iii pair<int, ii>
#define all(A) A.begin(), A.end()
#define quickly ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

const int N = 2e6 + 5;
const int M = 5e5 + 5;
const int mod = 1e9 + 7;
const int oo = 1e9;

int n, q;

/// Input
int a[N];

void buildWall(int _n, int _q, int op[], int left[], int right[], int height[], int finalHeight[]){
        n = _n;
        q = _q;

        for(int k(0) ; k < q ; ++k){
                if(op[k] == 1){
                        for(int i = left[k] ; i <= right[k] ; ++i){
                                a[i] = max(a[i], height[k]);
                        }
                }
                else{
                        for(int i = left[k] ; i <= right[k] ; ++i){
                                a[i] = min(a[i], height[k]);
                        }
                }
        }

        for(int i(0) ; i < n ; ++i){
                finalHeight[i] = a[i];
        }
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cce7xtSF.o: in function `main':
grader.cpp:(.text.startup+0x123): undefined reference to `buildWall(int, int, int*, int*, int*, int*, int*)'
collect2: error: ld returned 1 exit status