답안 #620666

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
620666	2022-08-03T08:02:45 Z	Hazem	말 (IOI15_horses)	C++14	17 / 100	29 ms	24160 KB

horses

#include <bits/stdc++.h>
#define LL long long

using namespace std;

const int M = 5e5+10;
const int MOD = 1e9+7;

LL add(LL a,LL b){
	return (a+b)%MOD;
}

LL mult(LL a,LL b){
	return (a*b)%MOD;
}

LL a[M],b[M],n;

LL calc(){

	LL ans = 0,cur = 1;
	for(int i=1;i<=n;i++){
		assert(cur<=mult(cur,a[i]));
		cur = mult(cur,a[i]);
		ans = max(ans,mult(cur,b[i]));
	}

	return ans;
}

int init(int N, int X[], int Y[]) {
	
	n = N;
	a[0] = 1;
	for(int i=1;i<=n;i++)
		a[i] = X[i-1],b[i] = Y[i-1];

	return calc();
}

int updateX(int pos, int val) {	
	
	a[pos+1] = val;

	return calc();
}

int updateY(int pos, int val) {
	
	b[pos+1] = val;

	return calc();
}

Compilation message

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:38:13: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   38 |  return calc();
      |         ~~~~^~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:45:13: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   45 |  return calc();
      |         ~~~~^~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:52:13: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   52 |  return calc();
      |         ~~~~^~

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	312 KB	Output is correct
5	Correct	1 ms	304 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	308 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	308 KB	Output is correct
14	Correct	1 ms	316 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	312 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	312 KB	Output is correct

Subtask #2

0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	312 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	312 KB	Output is correct
8	Correct	0 ms	312 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	308 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	312 KB	Output is correct
15	Correct	1 ms	308 KB	Output is correct
16	Correct	1 ms	312 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	316 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Incorrect	1 ms	308 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #3

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	29 ms	24160 KB	Execution killed with signal 6
2	Halted	0 ms	0 KB	-

Subtask #4

0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	308 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	296 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	312 KB	Output is correct
12	Correct	1 ms	312 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	308 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	316 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Incorrect	1 ms	212 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #5

0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	312 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	308 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	308 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	304 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Incorrect	0 ms	212 KB	Output isn't correct
22	Halted	0 ms	0 KB	-