| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 982201 |
2024-05-14T02:44:44 Z |
Amaarsaa |
Horses (IOI15_horses) |
C++14 |
|
354 ms |
54512 KB |
#include<bits/stdc++.h>
#include "horses.h"
using namespace std;
using ll = long long;
const ll mod = 1e9 + 7;
struct node{
ll v, x, y; double dx, dy, dv;
}t[4 * 500005];
ll n;
node merge(node a, node b) {
node res;
b.dx += a.dx;
b.dv += a.dx;
if ( a.dv > b.dv) res.v = a.v, res.dv = a.dv;
else res.v = (a.x * b.v)% mod, res.dv = b.dv;
res.x = a.x * b.x % mod;
res.dx = b.dx;
return res;
}
node upd(ll p, ll lo, ll hi, ll ind, ll x, ll y) {
if (lo > ind || ind > hi) return t[p];
if (lo == hi) {
node& nd = t[p];
if ( x ) nd.dx = log(x), nd.x =x;
if ( y ) nd.dy = log(y), nd.y =y;
nd.v = (nd.x * nd.y) % mod;
nd.dv = nd.dx + nd.dy;
return nd;
}
int mid = (lo +hi)/2;
return t[p] = merge(upd(2 * p, lo, mid, ind, x, y), upd(2 * p + 1, mid + 1, hi, ind, x, y));
}
int init(int N, int X[], int Y[]) {
n = N;
for (int i = 0; i < N; i++) upd(1, 0, n - 1, i, X[i], Y[i]);
return t[1].v;
}
int updateX(int pos, int val) {
upd(1, 0, n - 1, pos, val, 0);
return t[1].v;
}
int updateY(int pos, int val) {
upd(1, 0, n - 1, pos, 0, val);
return t[1].x;
}
Compilation message
horses.cpp: In function 'node upd(ll, ll, ll, ll, ll, ll)':
horses.cpp:33:20: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
33 | int mid = (lo +hi)/2;
| ~~~~~~~~^~
horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:40:14: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
40 | return t[1].v;
| ~~~~~^
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:45:14: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
45 | return t[1].v;
| ~~~~~^
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:50:14: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
50 | return t[1].x;
| ~~~~~^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
1 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
| 22 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
354 ms |
54512 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
504 KB |
Output is correct |
| 2 |
Correct |
1 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
1 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
396 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
344 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
| 22 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
1 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
348 KB |
Output is correct |
| 21 |
Incorrect |
0 ms |
344 KB |
Output isn't correct |
| 22 |
Halted |
0 ms |
0 KB |
- |
