oj.uz

Submission #95360

# Submission time Handle Problem Language Result Execution time Memory
95360 2019-01-30T17:29:29 Z KLPP Pinball (JOI14_pinball) C++14
11 / 100
 367 ms 525312 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long int lld;
#define INF 1000000000000000
lld DP[201][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 1784 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 1784 KB Output is correct
8 Correct 2 ms 888 KB Output is correct
9 Correct 53 ms 73720 KB Output is correct
10 Correct 135 ms 189236 KB Output is correct
11 Correct 183 ms 252536 KB Output is correct
12 Runtime error 367 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 1784 KB Output is correct
8 Correct 2 ms 888 KB Output is correct
9 Correct 53 ms 73720 KB Output is correct
10 Correct 135 ms 189236 KB Output is correct
11 Correct 183 ms 252536 KB Output is correct
12 Runtime error 367 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 1784 KB Output is correct
8 Correct 2 ms 888 KB Output is correct
9 Correct 53 ms 73720 KB Output is correct
10 Correct 135 ms 189236 KB Output is correct
11 Correct 183 ms 252536 KB Output is correct
12 Runtime error 367 ms 525312 KB Execution killed with signal 9 (could be triggered by violating memory limits)
13 Halted 0 ms 0 KB -