Submission #452118

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
452118	2021-08-03 19:40:01	JovanB	Horses (IOI15_horses)	C++17	100 / 100	485 ms	96500 KiB

horses

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include "horses.h"
#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef long double ld;
 
struct drvo{
    ld val;
    ld lazy;
    int prod;
    int lazyprod;
} seg[4000000];
 
ld x[1000005];
ld y[1000005];
ld xpref[1000005];
int u1[1000005];
int xprod[1000005];
int x1[1000005];
 
int n;
 
const int MOD = 1000000007;
 
int mul(int a, int b){
    return (1LL*a*b)%MOD;
}
 
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

horses.cpp: In function 'int mul(int, int)':
horses.cpp:28:21: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   28 |     return (1LL*a*b)%MOD;
      |            ~~~~~~~~~^~~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:118:51: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
  118 |     upd(1, 1, n, pos, n, x[pos]-g, mul(x1[pos], pw(f, MOD-2)));
      |                                                 ~~^~~~~~~~~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:128:53: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
  128 |     upd(1, 1, n, pos, pos, y[pos]-g, mul(u1[pos], pw(f, MOD-2)));
      |                                                   ~~^~~~~~~~~~

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 20 / 20
• Subtask 4: 23 / 23
• Subtask 5: 23 / 23