Submission #132310

#	Time	Username	Problem	Language	Result	Execution time	Memory
132310		ioilolcom	Horses (IOI15_horses)	C++14	17 / 100	60 ms	8540 KiB

horses

#include "horses.h"
#include <bits/stdc++.h>
using namespace std;
int n;
const int mod=1000000007;
const int NN=20;
const int M=1015;
int dp[NN][M];

int solve(int day,int horses, int X[], int Y[]){
	if(day==n || horses==0) {
		return 0;
	}
	if(dp[day][horses]!=-1) {
		return dp[day][horses];
	}
	horses=horses*X[day];
	int ans=0;
	for(int tosell=0; tosell<=horses; tosell++) {
		ans=max(ans,solve(day+1,horses-tosell,X,Y)+tosell*Y[day]);
	}
	ans%=mod;
	return dp[day][horses]=ans;
}
int init(int N, int X[], int Y[]) {
	n=N;
	memset(dp,-1,sizeof dp);
	int ans=solve(0,1,X,Y);

	return ans;
}

int updateX(int pos, int val) {
	return 0;
}

int updateY(int pos, int val) {
	return 0;
}

Compilation message (stderr)

horses.cpp: In function 'int updateX(int, int)':
horses.cpp:33:17: warning: unused parameter 'pos' [-Wunused-parameter]
 int updateX(int pos, int val) {
                 ^~~
horses.cpp:33:26: warning: unused parameter 'val' [-Wunused-parameter]
 int updateX(int pos, int val) {
                          ^~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:37:17: warning: unused parameter 'pos' [-Wunused-parameter]
 int updateY(int pos, int val) {
                 ^~~
horses.cpp:37:26: warning: unused parameter 'val' [-Wunused-parameter]
 int updateY(int pos, int val) {
                          ^~~

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