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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#188130#6845. TaxqzzyqWA 2ms39660kbC++141.9kb2023-09-25 15:24:412023-09-25 15:24:41

Judging History

你现在查看的是最新测评结果

  • [2023-09-25 15:24:41]
  • 评测
  • 测评结果:WA
  • 用时:2ms
  • 内存:39660kb
  • [2023-09-25 15:24:41]
  • 提交

answer

#include<bits/stdc++.h>
#define ll long long
#define ull unsigned long long
#define maxn 55
#define put() putchar('\n')
#define Tp template<typename Ty>
#define Ts template<typename Ty,typename... Ar>
using namespace std;
void read(int &x){
    int f=1;x=0;char c=getchar();
    while (c<'0'||c>'9') {if (c=='-') f=-1;c=getchar();}
    while (c>='0'&&c<='9') {x=x*10+c-'0';c=getchar();}
    x*=f;
}
namespace Debug{
	Tp void _debug(char* f,Ty t){cerr<<f<<'='<<t<<endl;}
	Ts void _debug(char* f,Ty x,Ar... y){while(*f!=',') cerr<<*f++;cerr<<'='<<x<<",";_debug(f+1,y...);}
	Tp ostream& operator<<(ostream& os,vector<Ty>& V){os<<"[";for(auto& vv:V) os<<vv<<",";os<<"]";return os;}
	#define gdb(...) _debug((char*)#__VA_ARGS__,__VA_ARGS__)
}using namespace Debug;
#define fi first
#define se second
#define mk make_pair
const int mod=1e9+7;
int power(int x,int y=mod-2) {
	int sum=1;
	while (y) {
		if (y&1) sum=sum*x%mod;
		x=x*x%mod;y>>=1;
	}
	return sum;
}
int n,m,w[maxn*maxn];
vector<pair<int,int> >O[maxn*maxn];
int f[maxn*maxn][maxn][maxn],g[maxn][maxn],vis[maxn][maxn];
const int inf=1e9;
signed main(void){
	int i,j,k,l,o,x,y,z;
	read(n);read(m);
	for (i=1;i<=m;i++) read(w[i]);
	for (i=1;i<=m;i++) {
		read(x),read(y);read(z);
		O[z].push_back(mk(x,y));
	}
	memset(f,0x3f,sizeof(f));
	for (i=1;i<=n;i++) f[0][i][i]=0;
	for (k=1;k<=m;k++) {
		int nums=O[k].size();
		if (!nums) continue;
		for (auto tmp:O[k]) vis[tmp.fi][tmp.se]=1;
		for (l=1;l<=nums;l++) {
			for (o=1;o<=n;o++) {
				for (j=1;j<=n;j++) if (vis[o][j]) {
					for (i=1;i<=n;i++)
						f[l][i][j]=min(f[l][i][j],f[l-1][i][o]+l*w[k]);
				}
			}
		}
		for (auto tmp:O[k]) vis[tmp.fi][tmp.se]=0;
		
		for (i=1;i<=n;i++) {
			for (j=1;j<=n;j++) {
				int sum=inf;
				for (l=0;l<=nums;l++) sum=min(sum,f[l][i][j]),f[l][i][j]=inf;
				f[0][i][j]=sum;
			} 
		} 
	}
	for (i=2;i<=n;i++) printf("%d\n",f[0][1][i]);
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 39656kb

input:

5 6
1 8 2 1 3 9
1 2 1
2 3 2
1 4 1
3 4 6
3 5 4
4 5 1

output:

1
9
1
3

result:

ok 4 lines

Test #2:

score: -100
Wrong Answer
time: 2ms
memory: 39660kb

input:

10 15
730 2163 6818 4647 9699 1037 2034 8441 2619 6164 464 4369 4500 6675 1641
1 6 2
3 6 1
3 2 1
9 2 2
7 3 1
6 5 1
5 3 2
3 10 1
10 2 2
5 10 1
8 2 2
9 8 1
7 4 2
4 5 2
4 10 2

output:

1000000000
1000000000
1000000000
1000000000
2163
1000000000
1000000000
1000000000
1000000000

result:

wrong answer 1st lines differ - expected: '4353', found: '1000000000'