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- /*
- Task : _example
- Author : Phumipat C. [MAGCARI]
- Language: C++
- Created : 04 December 2022 [12:02]
- Algo :
- Status :
- */
- #include<bits/stdc++.h>
- #define rep(i, a, b) for(int i = a; i <= (b); ++i)
- #define repr(i, a, b) for(int i = a; i >= (b); --i)
- #define repl(i, a, b) for(LL i = a; i <= (b); ++i)
- #define reprl(i, a, b) for(LL i = a; i >= (b); --i)
- #define all(x) begin(x),end(x)
- #define allst(x,y) (x).begin()+y,(x).end()
- #define rmdup(x) sort(all(x)),(x).resize(unique((x).begin(),(x).end())-(x).begin())
- #define sz(x) (int)(x).size()
- #define decp(x) fixed << setprecision(x)
- #define MOD (LL )(1e9+7)
- using namespace std;
- using LL = long long;
- using PII = pair<int ,int >;
- using PLL = pair<long long ,long long >;
- const int dir4[2][4] = {{1,-1,0,0},{0,0,1,-1}};
- const int dir8[2][8] = {{-1,-1,-1,0,1,1,1,0},{-1,0,1,1,-1,0,1,-1}};
- LL modN(LL a,LL b,LL c = MOD){
- if(b == 0) return 1;
- if(b == 1) return a%c;
- LL now = modN(a,b/2,c);
- if(b&1) return (((now*now)%c)*(a%c))%c;
- else return (now*now)%c;
- }
- LL dis[510][510];
- void init(){
- }
- void solve(){
- int n,m,u,v,w;
- long long d;
- cin >> n >> m;
- // for(int i=0;i<n;i++){
- // for(int j=0;j<n;j++)
- // dis[i][j] = 1e18;
- // dis[i][i] = 0;
- // }
- for(int i=1;i<=m;i++){
- cin >> u >> v >> w;
- // dis[u][v] = dis[v][u] = w;
- }
- cin >> d;
- // for(int k=0;k<n;k++)
- // for(int i=0;i<n;i++)
- // for(int j=0;j<n;j++)
- // dis[i][j] = min(dis[i][j],dis[i][k] + dis[k][j]);
- // int all = n*(n-1)/2;
- // int cnt = 0;
- // for(int i=0;i<n;i++)
- // for(int j=i+1;j<n;j++)
- // cnt+=(dis[i][j] <= d);
- // if(cnt == 0){
- // cout << "0/1\n";
- // return ;
- // }
- // int g = __gcd(cnt,all);
- // cnt/=g,all/=g;
- // cout << cnt << '/' << all << '\n';
- }
- int main(){
- cin.tie(0)->sync_with_stdio(0);
- cin.exceptions(cin.failbit);
- // freopen("d:/Code/C_Programming/input.in","r",stdin);
- init();
- int q = 1;
- // cin >> q;
- for(int Q=1;Q<=q;Q++){
- // cout << "Case #" << Q << ": ";
- solve();
- }
- return 0;
- }
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