Submission #684610
Source Code Expand
#include<bits/stdc++.h> using namespace std; #define int long long typedef pair<int,int>pint; typedef vector<int>vint; typedef vector<pint>vpint; #define pb push_back #define mp make_pair #define fi first #define se second #define all(v) (v).begin(),(v).end() #define rep(i,n) for(int i=0;i<(n);i++) #define reps(i,f,n) for(int i=(f);i<(n);i++) #define each(it,v) for(__typeof((v).begin()) it=(v).begin();it!=(v).end();it++) template<class T,class U>inline void chmin(T &t,U f){if(t>f)t=f;} template<class T,class U>inline void chmax(T &t,U f){if(t<f)t=f;} const int INF=1001001001; int N; int A[30][30]; int B[30][30]; void solve(){ cin>>N; rep(i,N)rep(j,N)cin>>A[i][j]; rep(i,N){ if(A[i][i]!=0){ cout<<"NO"<<endl; return; } } rep(i,N)rep(j,N){ if(A[i][j]==-1)B[i][j]=INF; else B[i][j]=A[i][j]; } rep(k,N)rep(i,N)rep(j,N)chmin(B[i][j],B[i][k]+B[k][j]); rep(i,N)rep(j,N){ if((A[i][j]==-1&&B[i][j]!=INF)||(A[i][j]>=0&&A[i][j]!=B[i][j])){ cout<<"NO"<<endl; return; } } cout<<"YES"<<endl; } signed main(){ int T;cin>>T; while(T--)solve(); return 0; }
Submission Info
Submission Time | |
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Task | C - 最短経路 |
User | latte0119 |
Language | C++11 (Clang++ 3.4) |
Score | 0 |
Code Size | 1253 Byte |
Status | CE |
Compile Error
In file included from ./Main.cpp:1: In file included from /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9/../../../../include/x86_64-linux-gnu/c++/4.9/bits/stdc++.h:45: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9/../../../../include/c++/4.9/cstddef:51:11: error: no member named 'max_align_t' in the global namespace using ::max_align_t; ~~^ 1 error generated.