제출 #648761

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
648761	2022-10-08 03:54:42	PoonYaPat	Toll (BOI17_toll)	C++14	100 / 100	138 ms	86852 KiB

toll

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#include <bits/stdc++.h>
using namespace std;
int k,n,m,q;
int dis[50001][17][5][5]; //(a,b,x,y) : from ak+x to (a+(1<<b))k+y
void merge(int ans[5][5], int a[5][5], int b[5][5]) {
    for (int i=0; i<k; ++i) {
        for (int j=0; j<k; ++j) {
            //find ans[i][j]
            for (int z=0; z<k; ++z) {
                ans[i][j]=min(ans[i][j],a[i][z]+b[z][j]);
            }
        }
    }
}
int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin>>k>>n>>m>>q;
    memset(dis,0x3f,sizeof(dis));
    for (int i=0; i<m; ++i) {
        int a,b,w;
        cin>>a>>b>>w;
        dis[a/k][0][a%k][b%k]=w;
    }
    for (int i=1; i<17; ++i) {
        for (int j=0; j+(1<<i)<=n/k; ++j) {
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 10 / 10
• Subtask 3: 8 / 8
• Subtask 4: 31 / 31
• Subtask 5: 44 / 44