Submission #1056208

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1056208	2024-08-13 08:15:25	Muhammad_Aneeq	Horses (IOI15_horses)	C++17	100 / 100	238 ms	72376 KiB

horses

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#include "horses.h"
#include <cmath>
#include <vector>
using namespace std;
int const MAXN=5e5+10,mod=1e9+7;
vector<int>x,y;
struct node
{
  long long val,maxval;
  long double cnt,maxcnt;
};
node seg[4*MAXN]={};
void update(int i,int r,int st,int en)
{
  if (st==en)
  {
    seg[i].val=seg[i].maxval=x[r];
    seg[i].maxval*=y[r];
    seg[i].maxval%=mod;
    seg[i].cnt=log2(x[r]);
    seg[i].maxcnt=seg[i].cnt+log2(y[r]);
    return ;
  }
  int mid=(st+en)/2;
  if (r<=mid)
    update(i*2,r,st,mid);
  else
    update(i*2+1,r,mid+1,en);
  int lc=i*2,rc=i*2+1;
  seg[i].val=(seg[lc].val*seg[rc].val)%mod;
 
 
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Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:52:16: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   52 |  return seg[1].maxval;
      |         ~~~~~~~^~~~~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:57:25: warning: conversion from 'std::vector<int>::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
   57 |  update(1,pos,0,x.size()-1);
      |                 ~~~~~~~~^~
horses.cpp:58:16: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   58 |  return seg[1].maxval;
      |         ~~~~~~~^~~~~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:63:25: warning: conversion from 'std::vector<int>::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
   63 |  update(1,pos,0,x.size()-1);
      |                 ~~~~~~~~^~
horses.cpp:64:16: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   64 |  return seg[1].maxval;
      |         ~~~~~~~^~~~~~

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