Submission #886073

#	Time	Username	Problem	Language	Result	Execution time	Memory
886073		qin	Wiring (IOI17_wiring)	C++17	7 / 100	105 ms	262144 KiB

wiring

#include <bits/stdc++.h>
#define fi first
#define se second
#define ssize(x) int(x.size())
#define pn printf("\n")
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
int inf = 2e09; ll infll = 2e18; int mod = 119<<23|1;
ll min_total_length(vector<int> r, vector<int> B){
		int n = ssize(r), m = ssize(B); //scanf("%d%d", &n, &m);
		vector<int> a(n+1), b(m+1);
		vector<vector<ll>> dp(n+1, vector<ll>(m+1, infll));
		for(int i = 1; i <= n; ++i) a[i] = r[i-1];//scanf("%d", &a[i]);
		for(int i = 1; i <= m; ++i) b[i] = B[i-1]; //scanf("%d", &b[i]);
		dp[1][1] = abs(a[1]-b[1]);
		for(int i = 1; i <= n; ++i){
				for(int j = 1; j <= m; ++j){
						if(i != n) dp[i+1][j] = min(dp[i+1][j], dp[i][j]+abs(a[i+1]-b[j]));
						if(j != m) dp[i][j+1] = min(dp[i][j+1], dp[i][j]+abs(a[i]-b[j+1]));
						if(i != n && j != m) dp[i+1][j+1] = min(dp[i+1][j+1], dp[i][j]+abs(a[i+1]-b[j+1]));
				}
		}
		//printf("%lld\n", dp[n][m]);
		return dp[n][m];
}
#ifdef LOCAL
int main(){
		int T = 1; 
		for(++T; --T; ) //answer();
		return 0;
}
#endif

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