Submission #922350

#	Time	Username	Problem	Language	Result	Execution time	Memory
922350		elotelo966	Growing Vegetable is Fun 3 (JOI19_ho_t3)	C++17	0 / 100	9 ms	18012 KiB

joi2019_ho_t3

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define OYY LLONG_MAX
#define mod 998244353
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define mid (start+end)/2
#define lim 65
#define fi first
#define se second
int n;// 1 2 3
int cev=LLONG_MAX;
vector<int> v[4];
int dp[lim][lim][lim][4];

inline int dpp(int red,int gre,int yel,int sira,int renk,int tut){
	//cout<<red<<" "<<gre<<" "<<yel<<" "<<sira<<" "<<tut<<" "<<renk<<" "<<st+'Y'<<endl;
	if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
		return tut;
	}
	if(~dp[red][gre][yel][renk])return dp[red][gre][yel][renk];
	int yum=LLONG_MAX;
	if(renk!=1 && red<v[1].size()){
		//cout<<"r"<<red<<" "<<gre<<" "<<yel<<" "<<sira<<" "<<tut<<" "<<abs(v[1][red]-sira)<<" "<<st+'R'<<endl;
		yum=min(yum,dpp(red+1,gre,yel,sira+1,1,tut+abs(v[1][red]-sira)));
	}
	if(renk!=2 && gre<v[2].size()){
		//cout<<"g"<<red<<" "<<gre<<" "<<yel<<" "<<sira<<" "<<tut<<" "<<abs(v[2][gre]-sira)<<" "<<st+'G'<<endl;
		yum=min(yum,dpp(red,gre+1,yel,sira+1,2,tut+abs(v[2][gre]-sira)));	
	}
	if(renk!=3 && yel<v[3].size()){
		//cout<<"y"<<red<<" "<<gre<<" "<<yel<<" "<<sira<<" "<<tut<<" "<<abs(v[3][yel]-sira)<<" "<<st+'Y'<<endl;
		yum=min(yum,dpp(red,gre,yel+1,sira+1,3,tut+abs(v[3][yel]-sira)));
	}
	return dp[red][gre][yel][renk]=yum;
}

int32_t main(){
	faster
	memset(dp,-1,sizeof(dp));
	cin>>n;
	string s;cin>>s;
	for(int i=0;i<n;i++){
		if(s[i]=='R')v[1].push_back(i+1);
		else if(s[i]=='G')v[2].push_back(i+1);
		else v[3].push_back(i+1);
	}
	string h="";
	int deg=dpp(0,0,0,1,0,0);
	if(deg==LLONG_MAX)deg=-2;
	cout<<deg/2<<'\n';
	return 0;
}

Compilation message (stderr)

joi2019_ho_t3.cpp: In function 'long long int dpp(long long int, long long int, long long int, long long int, long long int, long long int)':
joi2019_ho_t3.cpp:18:8: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
      |     ~~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:18:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
      |                         ~~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:18:48: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |  if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
      |                                             ~~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:23:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  if(renk!=1 && red<v[1].size()){
      |                ~~~^~~~~~~~~~~~
joi2019_ho_t3.cpp:27:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |  if(renk!=2 && gre<v[2].size()){
      |                ~~~^~~~~~~~~~~~
joi2019_ho_t3.cpp:31:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |  if(renk!=3 && yel<v[3].size()){
      |                ~~~^~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 55
• Subtask 3: 0 / 15
• Subtask 4: 0 / 25