Submission #1819719
Source Code Expand
#include<bits/stdc++.h> #define REP(i,a) for(long i=0;i<(a);++i) typedef std::vector<int> VI; typedef std::vector< VI > VI2; VI2 g; void warshallFloyd() { int n = g.size(); REP(k, n) REP(i, n) REP(j, n) { g[i][j] = std::min(g[i][j], g[i][k] + g[k][j]); } } int N, M; int main() { std::cin >> N >> M; g.resize(N, VI(N, 100)); int A, B; REP(i, M) { std::cin >> A >> B; A--, B--; g[A][B] = g[B][A] = 1; } warshallFloyd(); REP(i, N) { int cnt = 0; REP(j, N) { cnt += (int)(i != j && g[i][j] == 2); } std::cout << cnt << std::endl; } }
Submission Info
Submission Time | |
---|---|
Task | C - 友達の友達 |
User | b1464296 |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 688 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | 00_sample_00.txt, 00_sample_01.txt, 10_rand_00.txt, 10_rand_01.txt, 10_rand_02.txt, 10_rand_03.txt, 10_rand_04.txt, 10_rand_05.txt, 10_rand_06.txt, 10_rand_07.txt, 10_rand_08.txt, 10_rand_09.txt, 10_rand_10.txt, 10_rand_11.txt, 10_rand_12.txt, 10_rand_13.txt, 10_rand_14.txt, 10_rand_15.txt, 10_rand_16.txt, 10_rand_17.txt, 10_rand_18.txt, 10_rand_19.txt, 10_rand_20.txt, 10_rand_21.txt, 10_rand_22.txt, 10_rand_23.txt, 10_rand_24.txt, 10_rand_25.txt, 10_rand_26.txt, 10_rand_27.txt, 10_rand_28.txt, 10_rand_29.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_00.txt | AC | 1 ms | 256 KB |
00_sample_01.txt | AC | 1 ms | 256 KB |
10_rand_00.txt | AC | 1 ms | 256 KB |
10_rand_01.txt | AC | 1 ms | 256 KB |
10_rand_02.txt | AC | 1 ms | 256 KB |
10_rand_03.txt | AC | 1 ms | 256 KB |
10_rand_04.txt | AC | 1 ms | 256 KB |
10_rand_05.txt | AC | 1 ms | 256 KB |
10_rand_06.txt | AC | 1 ms | 256 KB |
10_rand_07.txt | AC | 1 ms | 256 KB |
10_rand_08.txt | AC | 1 ms | 256 KB |
10_rand_09.txt | AC | 1 ms | 256 KB |
10_rand_10.txt | AC | 1 ms | 256 KB |
10_rand_11.txt | AC | 1 ms | 256 KB |
10_rand_12.txt | AC | 1 ms | 256 KB |
10_rand_13.txt | AC | 1 ms | 256 KB |
10_rand_14.txt | AC | 1 ms | 256 KB |
10_rand_15.txt | AC | 1 ms | 256 KB |
10_rand_16.txt | AC | 1 ms | 256 KB |
10_rand_17.txt | AC | 1 ms | 256 KB |
10_rand_18.txt | AC | 1 ms | 256 KB |
10_rand_19.txt | AC | 1 ms | 256 KB |
10_rand_20.txt | AC | 1 ms | 256 KB |
10_rand_21.txt | AC | 1 ms | 256 KB |
10_rand_22.txt | AC | 1 ms | 256 KB |
10_rand_23.txt | AC | 1 ms | 256 KB |
10_rand_24.txt | AC | 1 ms | 256 KB |
10_rand_25.txt | AC | 1 ms | 256 KB |
10_rand_26.txt | AC | 1 ms | 256 KB |
10_rand_27.txt | AC | 1 ms | 256 KB |
10_rand_28.txt | AC | 1 ms | 256 KB |
10_rand_29.txt | AC | 1 ms | 256 KB |