oj.uz

Submission #47736

# Submission time Handle Problem Language Result Execution time Memory
47736 2018-05-07T02:56:58 Z RezwanArefin01 Horses (IOI15_horses) C++17
17 / 100
 1500 ms 16304 KB 
#include "horses.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll; 
const int mod = 1e9 + 7; 
const int maxn = 5e5 + 10; 
int n;
ll x[maxn], y[maxn], pref[maxn]; 

int solve() {
	ll prod = 1, last = 0, mx = 0; 
	for(int i = 0; i < n; i++) {
		prod *= x[i]; 
		if((long double)y[i] * prod > last) {
			mx = pref[i] * y[i] % mod;
			prod = 1; last = y[i]; 
		}	
	} return mx; 
}

int init(int N, int X[], int Y[]) {
	n = N;
	for(int i = 0; i < N; i++) 
		x[i] = X[i], y[i] = Y[i];
	pref[0] = x[0];
	for(int i = 1; i < N; i++) {
		pref[i] = pref[i - 1] * x[i] % mod;
	}
	return solve();
}

int updateX(int pos, int val) {	
	x[pos] = val; return solve();
}

int updateY(int pos, int val) {
	y[pos] = val; return solve(); 
}

Compilation message

horses.cpp: In function 'int solve()':
horses.cpp:19:11: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
  } return mx; 
           ^~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 2 ms 408 KB Output is correct
4 Correct 2 ms 408 KB Output is correct
5 Correct 2 ms 408 KB Output is correct
6 Correct 2 ms 460 KB Output is correct
7 Correct 2 ms 516 KB Output is correct
8 Correct 2 ms 516 KB Output is correct
9 Correct 2 ms 516 KB Output is correct
10 Correct 2 ms 576 KB Output is correct
11 Correct 2 ms 576 KB Output is correct
12 Correct 2 ms 596 KB Output is correct
13 Correct 2 ms 596 KB Output is correct
14 Correct 2 ms 620 KB Output is correct
15 Correct 2 ms 620 KB Output is correct
16 Correct 2 ms 620 KB Output is correct
17 Correct 2 ms 620 KB Output is correct
18 Correct 2 ms 620 KB Output is correct
19 Correct 2 ms 748 KB Output is correct
20 Correct 2 ms 748 KB Output is correct

Subtask #2
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 748 KB Output is correct
2 Correct 2 ms 748 KB Output is correct
3 Correct 2 ms 748 KB Output is correct
4 Correct 2 ms 748 KB Output is correct
5 Correct 2 ms 748 KB Output is correct
6 Correct 2 ms 748 KB Output is correct
7 Correct 2 ms 748 KB Output is correct
8 Correct 2 ms 748 KB Output is correct
9 Correct 2 ms 748 KB Output is correct
10 Correct 2 ms 748 KB Output is correct
11 Correct 2 ms 748 KB Output is correct
12 Correct 2 ms 748 KB Output is correct
13 Correct 2 ms 748 KB Output is correct
14 Correct 2 ms 748 KB Output is correct
15 Correct 2 ms 748 KB Output is correct
16 Correct 2 ms 748 KB Output is correct
17 Correct 2 ms 748 KB Output is correct
18 Correct 2 ms 748 KB Output is correct
19 Correct 2 ms 748 KB Output is correct
20 Correct 2 ms 748 KB Output is correct
21 Incorrect 2 ms 748 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1579 ms 16304 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 16304 KB Output is correct
2 Correct 2 ms 16304 KB Output is correct
3 Correct 2 ms 16304 KB Output is correct
4 Correct 2 ms 16304 KB Output is correct
5 Correct 2 ms 16304 KB Output is correct
6 Correct 2 ms 16304 KB Output is correct
7 Correct 2 ms 16304 KB Output is correct
8 Correct 2 ms 16304 KB Output is correct
9 Correct 2 ms 16304 KB Output is correct
10 Correct 2 ms 16304 KB Output is correct
11 Correct 2 ms 16304 KB Output is correct
12 Correct 2 ms 16304 KB Output is correct
13 Correct 2 ms 16304 KB Output is correct
14 Correct 2 ms 16304 KB Output is correct
15 Correct 2 ms 16304 KB Output is correct
16 Correct 2 ms 16304 KB Output is correct
17 Correct 2 ms 16304 KB Output is correct
18 Correct 2 ms 16304 KB Output is correct
19 Correct 2 ms 16304 KB Output is correct
20 Correct 2 ms 16304 KB Output is correct
21 Incorrect 2 ms 16304 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 16304 KB Output is correct
2 Correct 2 ms 16304 KB Output is correct
3 Correct 2 ms 16304 KB Output is correct
4 Correct 2 ms 16304 KB Output is correct
5 Correct 2 ms 16304 KB Output is correct
6 Correct 2 ms 16304 KB Output is correct
7 Correct 2 ms 16304 KB Output is correct
8 Correct 2 ms 16304 KB Output is correct
9 Correct 2 ms 16304 KB Output is correct
10 Correct 2 ms 16304 KB Output is correct
11 Correct 2 ms 16304 KB Output is correct
12 Correct 2 ms 16304 KB Output is correct
13 Correct 2 ms 16304 KB Output is correct
14 Correct 2 ms 16304 KB Output is correct
15 Correct 2 ms 16304 KB Output is correct
16 Correct 2 ms 16304 KB Output is correct
17 Correct 2 ms 16304 KB Output is correct
18 Correct 2 ms 16304 KB Output is correct
19 Correct 2 ms 16304 KB Output is correct
20 Correct 2 ms 16304 KB Output is correct
21 Incorrect 2 ms 16304 KB Output isn't correct
22 Halted 0 ms 0 KB -