제출 #548578

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
548578		beaconmc	Xylophone (JOI18_xylophone)	C++14	컴파일 에러	0 ms	0 KiB

xylophone

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

typedef long long ll;
using namespace std;

#define FOR(i, x, y) for(ll i=x; i<y; i++)
#define FORNEG(i, x, y) for(ll i=x; i>y; i--)
#define fast() ios_base::sync_with_stdio(false);cin.tie(NULL)
#define ll int
ll twodiff[5001];
ll threediff[5001];

ll max(ll x[5001]){
    ll maxi = -1000000;
    FOR(i,0,5002){
        if (x[i]!=0){
            maxi = max(maxi, x[i]);
        }
    }

    return maxi;
}
ll min(ll x[5001]){
    ll mini = 1000000;
    FOR(i,0,5002){
        if (x[i]!=0){
            mini = min(mini, x[i]);
        }
    }
    return mini;
}

void solve(ll n){
    FOR(i,0,5001){
        twodiff[i] = 0;
        threediff[i] = 0;
    }
    FOR(i,1,n){
        twodiff[i] = query(i, i+1);
    }
    FOR(i,1,n-1){
        threediff[i] = query(i, i+2);
    }

    FOR(i,2,n){
        if (threediff[i] != abs(twodiff[i-1]) + abs(twodiff[i])){
            twodiff[i] *= twodiff[i-1] / abs(twodiff[i-1]);
        }
    }
    if (max(twodiff) - min(twodiff) >=n){
        FOR(i,1,n){
            twodiff[i] = abs(twodiff[i]);
        }
        twodiff[1] *= -1;

        FOR(i,2,n){
            if (threediff[i] != abs(twodiff[i-1]) + abs(twodiff[i])){
                twodiff[i] *= twodiff[i-1] / abs(twodiff[i-1]);
            }
        }

        ll sus = min(twodiff);
        FOR(i,1,n){
            twodiff[i] -= sus-1;
        }
        FOR(i,2,n){
            twodiff[i] += twodiff[i-1];
        }
        FOR(i,1,n){
            answer(i, twodiff[i]);
        }

    }else{
        ll sus = min(twodiff);
        FOR(i,1,n){
            twodiff[i] -= sus-1;
        }
        FOR(i,2,n){
            twodiff[i] += twodiff[i-1];
        }
        FOR(i,1,n){
            answer(i, twodiff[i]);
        }

    }

}

컴파일 시 표준 에러 (stderr) 메시지

xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:40:22: error: 'query' was not declared in this scope
   40 |         twodiff[i] = query(i, i+1);
      |                      ^~~~~
xylophone.cpp:43:24: error: 'query' was not declared in this scope
   43 |         threediff[i] = query(i, i+2);
      |                        ^~~~~
xylophone.cpp:71:13: error: 'answer' was not declared in this scope
   71 |             answer(i, twodiff[i]);
      |             ^~~~~~
xylophone.cpp:83:13: error: 'answer' was not declared in this scope
   83 |             answer(i, twodiff[i]);
      |             ^~~~~~