제출 #927801

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
927801		VMaksimoski008	말 (IOI15_horses)	C++14	컴파일 에러	0 ms	0 KiB

horses

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

#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
//#define int long long

using namespace std;

using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;

int n;
vector<ll> X(5*maxn), Y(maxn);

ll calc() {
    ll curr = 1, ans = 0;
    for(int i=0; i<n; i++) {
        curr = (curr * X[i]) % mod;
        ans = max(ans, (curr * Y[i]) % mod);
    }
    return ans;
}

ll init(int N, int x[], int y[]) {
    n = N;
    for(int i=0; i<n; i++) X[i] = x[i], Y[i] = y[i];
    return calc();
}

ll updateX(int p, int v) {
    X[p] = v;
    return calc();
}

ll updateY(int p, int v) {
    Y[p] = v;
    return calc();
}

컴파일 시 표준 에러 (stderr) 메시지

horses.cpp:18:16: error: 'maxn' was not declared in this scope
   18 | vector<ll> X(5*maxn), Y(maxn);
      |                ^~~~
horses.cpp:18:25: error: 'maxn' was not declared in this scope
   18 | vector<ll> X(5*maxn), Y(maxn);
      |                         ^~~~
horses.cpp:29:4: error: ambiguating new declaration of 'll init(int, int*, int*)'
   29 | ll init(int N, int x[], int y[]) {
      |    ^~~~
In file included from horses.cpp:2:
horses.h:4:5: note: old declaration 'int init(int, int*, int*)'
    4 | int init(int N, int X[], int Y[]);
      |     ^~~~
horses.cpp:35:4: error: ambiguating new declaration of 'll updateX(int, int)'
   35 | ll updateX(int p, int v) {
      |    ^~~~~~~
In file included from horses.cpp:2:
horses.h:5:5: note: old declaration 'int updateX(int, int)'
    5 | int updateX(int pos, int val);
      |     ^~~~~~~
horses.cpp:40:4: error: ambiguating new declaration of 'll updateY(int, int)'
   40 | ll updateY(int p, int v) {
      |    ^~~~~~~
In file included from horses.cpp:2:
horses.h:6:5: note: old declaration 'int updateY(int, int)'
    6 | int updateY(int pos, int val);
      |     ^~~~~~~