Submission #115867

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
115867	2019-06-09 11:56:08	zubec	Duathlon (APIO18_duathlon)	C++14	23 / 100	225 ms	26904 KiB

count_triplets

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
const int N = 200100;
vector <int> g[N];
vector <int> stck;
vector <vector <int> > cmp;
int tin[N], fup[N], tim, n;
bool used[N];
void findCutpoints(int v, int p){
    used[v] = 1;
    tin[v] = fup[v] = ++tim;
    stck.push_back(v);
    for (int i = 0; i < g[v].size(); i++){
        int to = g[v][i];
        if (to == p)
            continue;
        if (!used[to]){
            findCutpoints(to, v);
            fup[v] = min(fup[v], fup[to]);
            if (tin[v] <= fup[to]){
                cmp.push_back({v});
 
 
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Compilation message (stderr)

count_triplets.cpp: In function 'void findCutpoints(int, int)':
count_triplets.cpp:22:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < g[v].size(); i++){
                     ~~^~~~~~~~~~~~~
count_triplets.cpp: In function 'void dfs1(int, int)':
count_triplets.cpp:49:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < g[v].size(); i++){
                     ~~^~~~~~~~~~~~~
count_triplets.cpp: In function 'void dfs2(int, int, ll)':
count_triplets.cpp:61:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int i = 0; i < g[v].size(); i++){
                         ~~^~~~~~~~~~~~~
count_triplets.cpp:68:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < g[v].size(); i++){
                     ~~^~~~~~~~~~~~~
count_triplets.cpp: In function 'int main()':
count_triplets.cpp:99:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < cmp.size(); i++){
                     ~~^~~~~~~~~~~~
count_triplets.cpp:100:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j = 0; j < cmp[i].size(); j++){
                         ~~^~~~~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 11
• Subtask 3: 0 / 8
• Subtask 4: 10 / 10
• Subtask 5: 13 / 13
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• Subtask 8: 0 / 8
• Subtask 9: 0 / 10