Submission #30825

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
30825	2017-07-27 09:16:12	inqr	Horses (IOI15_horses)	C++14	0 / 100	629 ms	72360 KiB

horses

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#include "horses.h"
#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define rt insert
#define st first
#define nd second
#define ll long long
#define pii pair < int , int >
#define DB printf("debug\n");
#define umax( x , y ) x = max( x , (y) )
#define umin( x , y ) x = min( x , (y) )
#define all(x) x.begin() , x.end()
#define MAXN 500005
#define MOD (ll)1e9+7
using namespace std;
int n;
int x[MAXN],y[MAXN];
pair<double,ll> st[4*MAXN];
pair<double,ll> lz[4*MAXN];
pair<double,ll> merge(pair<double,ll> a,pair<double,ll> b){
  return {a.st+b.st,(a.nd*b.nd+MOD)%MOD};
}
void upd(int ul,int ur,double uv1,ll uv2,int l,int r,int stp){
  if(l>r||ur<l||r<ul)return;
  st[stp]=merge(st[stp],lz[stp]);
  if(l!=r){
    lz[stp*2]=lz[stp*2+1]=lz[stp];
  }
  lz[stp]=mp(0,1);
 
 
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Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:7:12: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
 #define nd second
            ^
horses.cpp:71:15: note: in expansion of macro 'nd'
  return st[1].nd;
               ^
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:7:12: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
 #define nd second
            ^
horses.cpp:77:15: note: in expansion of macro 'nd'
  return st[1].nd;
               ^
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:7:12: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
 #define nd second
            ^
horses.cpp:83:15: note: in expansion of macro 'nd'
  return st[1].nd;
               ^

• Subtask 1: 0 / 17
• Subtask 2: 0 / 17
• Subtask 3: 0 / 20
• Subtask 4: 0 / 23
• Subtask 5: 0 / 23