Submission #420934

#	Time	Username	Problem	Language	Result	Execution time	Memory
420934		MDario	Wiring (IOI17_wiring)	C++11	20 / 100	144 ms	262148 KiB

wiring

#include "wiring.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define F first
#define S second
long long min_total_length(vector<int> r, vector<int> b) {
    ll n=r.size(), m=b.size();
    if(r.back()<b[0]){
        ll c=0, c1=0;
        for(int i=0; i<n; i++)c+=r[i];
        for(int i=0; i<m; i++)c1+=b[i];
        if(n<m){
            return c1-c-abs(n-m)*r.back();
        }
        else{
            return c1-c+abs(m-n)*b[0];
        }
    }
    ll dp[n+1][m+1];
    dp[0][0]=abs(r[0]-b[0]);
    for(int i=0; i<n; i++){
        for(int t=0; t<m; t++){
            if(i==0&&t==0)continue;
            else if(i==0){
                dp[i][t]=abs(r[i]-b[t])+dp[i][t-1];
            }
            else if(t==0){
                dp[i][t]=abs(r[i]-b[t])+dp[i-1][t];
            }
            else{
                dp[i][t]=abs(r[i]-b[t])+min(dp[i-1][t-1], min(dp[i-1][t], dp[i][t-1]));
            }
        }
    }
	return dp[n-1][m-1];
}

• Subtask 1: 7 / 7
• Subtask 2: 13 / 13
• Subtask 3: 0 / 10
• Subtask 4: 0 / 25
• Subtask 5: 0 / 45