oj.uz

Submission #95359

# Submission time Handle Problem Language Result Execution time Memory
95359 2019-01-30T17:29:04 Z KLPP Pinball (JOI14_pinball) C++14
11 / 100
 400 ms 525312 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long int lld;
#define INF 1000000000000000
lld DP[300][600][600];
lld device[1000000][4];
vector<int> clr;

int main(){
	int m,n;
	cin>>m>>n;
	vector<int> table;
	table.push_back(0);
	table.push_back(n-1);
	for(int i=0;i<m;i++){
		cin>>device[i][0]>>device[i][1]>>device[i][2]>>device[i][3];
		for(int j=0;j<3;j++)device[i][j]--,table.push_back(device[i][j]);
	}
	sort(table.begin(),table.end());
	for(int i=0;i<table.size();i++){
		if(i==table.size()-1 || table[i]!=table[i+1]){
			clr.push_back(table[i]);
		}
	}//cout<<clr.size()<<endl;
	for(int i=0;i<m;i++){
		for(int j=0;j<3;j++){
			int lo,hi;
			lo=0;
			hi=clr.size()-1;
			while(hi-lo>0){
				int mid=(hi+lo)/2;
				if(clr[mid]==device[i][j]){
					hi=lo=mid;
				}
				if(clr[mid]>device[i][j]){
					hi=mid-1;
				}
				if(clr[mid]<device[i][j]){
					lo=mid+1;
				}
			}
			device[i][j]=lo;
			//cout<<lo<<" ";
		}//cout<<endl;
	}
	for(int i=0;i<=m;i++){
		for(int j=0;j<clr.size();j++){
			for(int k=0;k<clr.size();k++){
				DP[i][j][k]=INF;
			}
		}
	}
	for(int j=0;j<clr.size();j++)DP[0][j][j]=0;
	for(int i=0;i<m;i++){
		for(int j=0;j<clr.size();j++){
			for(int k=j;k<clr.size();k++){
				//cout<<DP[i][j][k]<<" "<<i<<" "<<j<<" "<<k<<endl;
				//if(DP[i][j][k]==0)cout<<i<<j<<k<<endl;
				int A,B,C;
				lld D;
				A=device[m-1-i][0];
				B=device[m-1-i][1];
				C=device[m-1-i][2];
				D=device[m-1-i][3];
				if(DP[i][j][k]!=INF){
					DP[i+1][j][k]=min(DP[i+1][j][k],DP[i][j][k]);
					if(j<=C && C<=k)DP[i+1][min(j,A)][max(k,B)]=min(DP[i+1][min(j,A)][max(k,B)],DP[i][j][k]+D);
				}
			}
		}
	}
	if(DP[m][0][clr.size()-1]!=INF)cout<<DP[m][0][clr.size()-1]<<endl;
	else cout<<-1<<endl;
	return 0;
}

Compilation message

pinball.cpp: In function 'int main()':
pinball.cpp:21:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<table.size();i++){
              ~^~~~~~~~~~~~~
pinball.cpp:22:7: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(i==table.size()-1 || table[i]!=table[i+1]){
      ~^~~~~~~~~~~~~~~~
pinball.cpp:48:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<clr.size();j++){
               ~^~~~~~~~~~~
pinball.cpp:49:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int k=0;k<clr.size();k++){
                ~^~~~~~~~~~~
pinball.cpp:54:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int j=0;j<clr.size();j++)DP[0][j][j]=0;
              ~^~~~~~~~~~~
pinball.cpp:56:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<clr.size();j++){
               ~^~~~~~~~~~~
pinball.cpp:57:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int k=j;k<clr.size();k++){
                ~^~~~~~~~~~~

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 888 KB Output is correct
3 Correct 3 ms 1400 KB Output is correct
4 Correct 3 ms 1528 KB Output is correct
5 Correct 2 ms 1656 KB Output is correct
6 Correct 2 ms 760 KB Output is correct
7 Correct 2 ms 1700 KB Output is correct
8 Correct 2 ms 888 KB Output is correct

Subtask #2
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 888 KB Output is correct
3 Correct 3 ms 1400 KB Output is correct
4 Correct 3 ms 1528 KB Output is correct
5 Correct 2 ms 1656 KB Output is correct
6 Correct 2 ms 760 KB Output is correct
7 Correct 2 ms 1700 KB Output is correct
8 Correct 2 ms 888 KB Output is correct
9 Correct 61 ms 73672 KB Output is correct
10 Correct 154 ms 189020 KB Output is correct
11 Correct 201 ms 252404 KB Output is correct
12 Runtime error 400 ms 525312 KB Execution killed with signal 9 (could be triggered by violating memory limits)
13 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 888 KB Output is correct
3 Correct 3 ms 1400 KB Output is correct
4 Correct 3 ms 1528 KB Output is correct
5 Correct 2 ms 1656 KB Output is correct
6 Correct 2 ms 760 KB Output is correct
7 Correct 2 ms 1700 KB Output is correct
8 Correct 2 ms 888 KB Output is correct
9 Correct 61 ms 73672 KB Output is correct
10 Correct 154 ms 189020 KB Output is correct
11 Correct 201 ms 252404 KB Output is correct
12 Runtime error 400 ms 525312 KB Execution killed with signal 9 (could be triggered by violating memory limits)
13 Halted 0 ms 0 KB -

Subtask #4
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 888 KB Output is correct
3 Correct 3 ms 1400 KB Output is correct
4 Correct 3 ms 1528 KB Output is correct
5 Correct 2 ms 1656 KB Output is correct
6 Correct 2 ms 760 KB Output is correct
7 Correct 2 ms 1700 KB Output is correct
8 Correct 2 ms 888 KB Output is correct
9 Correct 61 ms 73672 KB Output is correct
10 Correct 154 ms 189020 KB Output is correct
11 Correct 201 ms 252404 KB Output is correct
12 Runtime error 400 ms 525312 KB Execution killed with signal 9 (could be triggered by violating memory limits)
13 Halted 0 ms 0 KB -