Submission #922311

#	Time	Username	Problem	Language	Result	Execution time	Memory
922311		elotelo966	Growing Vegetable is Fun 3 (JOI19_ho_t3)	C++17	15 / 100	1 ms	604 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];
    bool stop=true;
    
    inline void dpp(int red,int gre,int yel,int sira,int renk,int tut,string st){
    	if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
    		stop=true;
    		cev=min(cev,tut);
    		return ;
    	}
    	if(renk!=1 && red<v[1].size()){
    		dpp(red+1,gre,yel,sira+1,1,tut+abs(v[1][red]-sira),st+'R');
    	}
    	if(renk!=2 && gre<v[2].size()){
    		dpp(red,gre+1,yel,sira+1,2,tut+abs(v[2][gre]-sira),st+'G');
    	}
    	if(renk!=3 && yel<v[3].size()){
    		dpp(red,gre,yel+1,sira+1,3,tut+abs(v[3][yel]-sira),st+'Y');
    	}
    }
     
int32_t main(){
    faster
    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 tt=(n+1)/2;
    if(v[1].size()>tt || v[2].size()>tt || v[3].size()>tt || !stop){cout<<-1<<'\n';return 0;}
    //cout<<dpp(0,0,0,1,0,0,h)<<'\n';
    dpp(0,0,0,1,0,0,h);
    cout<<cev/2<<'\n';
    return 0;
}

Compilation message (stderr)

joi2019_ho_t3.cpp: In function 'void dpp(long long int, long long int, long long int, long long int, long long int, long long int, std::string)':
joi2019_ho_t3.cpp:17:12: 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]
   17 |      if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
      |         ~~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:17:32: 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]
   17 |      if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
      |                             ~~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:17:52: 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]
   17 |      if(red==v[1].size() && gre==v[2].size() && yel==v[3].size()){
      |                                                 ~~~^~~~~~~~~~~~~
joi2019_ho_t3.cpp:22:23: 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]
   22 |      if(renk!=1 && red<v[1].size()){
      |                    ~~~^~~~~~~~~~~~
joi2019_ho_t3.cpp:25:23: 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]
   25 |      if(renk!=2 && gre<v[2].size()){
      |                    ~~~^~~~~~~~~~~~
joi2019_ho_t3.cpp:28:23: 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]
   28 |      if(renk!=3 && yel<v[3].size()){
      |                    ~~~^~~~~~~~~~~~
joi2019_ho_t3.cpp: In function 'int32_t main()':
joi2019_ho_t3.cpp:44:19: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   44 |     if(v[1].size()>tt || v[2].size()>tt || v[3].size()>tt || !stop){cout<<-1<<'\n';return 0;}
      |        ~~~~~~~~~~~^~~
joi2019_ho_t3.cpp:44:37: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   44 |     if(v[1].size()>tt || v[2].size()>tt || v[3].size()>tt || !stop){cout<<-1<<'\n';return 0;}
      |                          ~~~~~~~~~~~^~~
joi2019_ho_t3.cpp:44:55: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   44 |     if(v[1].size()>tt || v[2].size()>tt || v[3].size()>tt || !stop){cout<<-1<<'\n';return 0;}
      |                                            ~~~~~~~~~~~^~~

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