Submission #234176

#	Time	Username	Problem	Language	Result	Execution time	Memory
234176		DanerZein	Horses (IOI15_horses)	C++14	17 / 100	21 ms	8320 KiB

horses

#include "horses.h"
#include <bits/stdc++.h>
#define mod 1000000007
using namespace std;
typedef long long ll;
int X1[1010],Y1[1010],t;
int init(int N, int X[], int Y[]) {
  t=N;
  //	return 0;
  ll ma=-1;
  ll nm=1;
  for(int i=0;i<N;i++){
    X1[i]=X[i];
    Y1[i]=Y[i];
    nm=(X[i]%mod)*(nm%mod);
    nm%=mod;
    ma=max(ma,(Y[i]*nm)%mod);
  }
  return ma;
}

int updateX(int pos, int val) {	
  X1[pos]=val;
  ll nm=1;
  ll ma=-1;
  for(int i=0;i<t;i++){
    nm=(X1[i]%mod)*(nm%mod);
    nm%=mod;
    ma=max(ma,(Y1[i]*nm)%mod);
  }
  return ma;
}

int updateY(int pos, int val) {
  Y1[pos]=val;
  ll nm=1;
  ll ma=-1;
  for(int i=0;i<t;i++){
    nm=(X1[i]%mod)*(nm%mod);
    nm%=mod;
    ma=max(ma,(Y1[i]*nm)%mod);
  }
  return ma;
}

Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:19:10: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
   return ma;
          ^~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:31:10: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
   return ma;
          ^~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:43:10: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
   return ma;
          ^~

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