oj.uz

Submission #97893

# Submission time Handle Problem Language Result Execution time Memory
97893 2019-02-19T10:50:20 Z someone_aa Horses (IOI15_horses) C++17
34 / 100
 31 ms 15324 KB 
#include "horses.h"
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const int maxn = 100100;
const ll mod = 1e9 + 7;
ll x[maxn], y[maxn], n;

int solve() {
    ll h = 1LL;
    ll result = (1LL * x[0] * y[0])%mod;
    ll prod = 1LL;
    ll pref = x[0];
    ll ind = 0;
    for(int i=1;i<n;i++) {
        prod *= x[i];
        ll curr = prod * y[i];
        pref *= x[i]; pref %= mod;
        if(curr >= y[ind]) {
            // buy this one
            result = (pref * y[i])%mod;
            prod = 1LL;
            ind = i;
        }
    }
    return result%mod;
}

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];
    }
    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:26:18: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
     return result%mod;
            ~~~~~~^~~~
horses.cpp:10:8: warning: unused variable 'h' [-Wunused-variable]
     ll h = 1LL;
        ^

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 2 ms 300 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 3 ms 256 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 128 KB Output is correct
11 Correct 3 ms 256 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 356 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 3 ms 384 KB Output is correct
20 Correct 3 ms 256 KB Output is correct
21 Correct 2 ms 356 KB Output is correct
22 Correct 2 ms 384 KB Output is correct
23 Correct 8 ms 384 KB Output is correct
24 Correct 8 ms 384 KB Output is correct
25 Correct 10 ms 384 KB Output is correct
26 Correct 10 ms 384 KB Output is correct
27 Correct 9 ms 384 KB Output is correct
28 Correct 9 ms 384 KB Output is correct
29 Correct 10 ms 384 KB Output is correct
30 Correct 11 ms 384 KB Output is correct
31 Correct 8 ms 512 KB Output is correct
32 Correct 9 ms 512 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 20 ms 11512 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 304 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 3 ms 256 KB Output is correct
17 Correct 3 ms 256 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 512 KB Output is correct
22 Correct 2 ms 384 KB Output is correct
23 Correct 9 ms 384 KB Output is correct
24 Correct 9 ms 384 KB Output is correct
25 Correct 10 ms 512 KB Output is correct
26 Correct 9 ms 384 KB Output is correct
27 Correct 9 ms 384 KB Output is correct
28 Correct 9 ms 384 KB Output is correct
29 Correct 9 ms 384 KB Output is correct
30 Correct 9 ms 384 KB Output is correct
31 Correct 8 ms 384 KB Output is correct
32 Correct 8 ms 384 KB Output is correct
33 Runtime error 31 ms 15324 KB Execution killed with signal 11 (could be triggered by violating memory limits)
34 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 412 KB Output is correct
17 Correct 2 ms 256 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 3 ms 384 KB Output is correct
20 Correct 3 ms 384 KB Output is correct
21 Correct 2 ms 256 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 9 ms 384 KB Output is correct
24 Correct 9 ms 384 KB Output is correct
25 Correct 11 ms 384 KB Output is correct
26 Correct 9 ms 384 KB Output is correct
27 Correct 9 ms 384 KB Output is correct
28 Correct 10 ms 384 KB Output is correct
29 Correct 9 ms 384 KB Output is correct
30 Correct 9 ms 384 KB Output is correct
31 Correct 8 ms 384 KB Output is correct
32 Correct 9 ms 384 KB Output is correct
33 Runtime error 26 ms 13568 KB Execution killed with signal 11 (could be triggered by violating memory limits)
34 Halted 0 ms 0 KB -