Submission #488022

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
488022	2021-11-17 12:32:10	egekabas	Horses (IOI15_horses)	C++14	100 / 100	183 ms	66660 KiB

horses

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#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<int, int> pii;
typedef pair<ld, ld> pld;
const ll mod = 1e9+7;
struct node{
    ll y, lef, rig, lefmod, rigmod;
};
node merge(node a, node b){
    node ret;
    if(a.y > min(mod, a.rig*b.lef)*b.y){
        ret.y = a.y;
        ret.lef = a.lef;
        ret.rig = min(mod, min(mod, a.rig*b.lef)*b.rig);
        ret.lefmod = a.lefmod;
        ret.rigmod = a.rigmod*b.lefmod%mod*b.rigmod%mod;
    }
    else{
        ret.y = b.y;
        ret.lef = min(mod, min(mod, a.lef*a.rig)*b.lef);
 
 
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Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:68:34: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   68 |     return seg[1].lefmod*seg[1].y%mod;
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:74:34: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   74 |     return seg[1].lefmod*seg[1].y%mod;
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:80:34: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   80 |     return seg[1].lefmod*seg[1].y%mod;
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~

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