Submission #244673

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
244673	2020-07-04 14:21:27	TheLorax	Railway (BOI17_railway)	C++11	100 / 100	374 ms	49720 KiB

railway

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#include <bits/stdc++.h>
//#pragma GCC optimize ("O3")
//#pragma GCC optimize ("Ofast")
#define F first
#define S second
#define MT make_tuple
#define MP make_pair
#define SZ(a) ((int)(a).size())
#define PB push_back
#define LEFT(i) (2*(i))
#define RIGHT(i) (2*(i)+1)
#define PAR(i) ((i)/2)
#define ALL(a) (a).begin(), (a).end()
#define END(s) {cout << s;return;}
using namespace std;
typedef long long ll;
typedef pair<ll, ll> ii;
std::vector<std::vector<ii> > e,p;
std::vector<std::vector<int> > d;
std::vector<ii> so;
ll n, m, k;
int lgn=0, cnt=0;
void rek(int a, int f){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

railway.cpp: In function 'int main()':
railway.cpp:66:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld %lld", &n, &m, &k);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
railway.cpp:78:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int a, b; scanf("%d %d", &a, &b);
               ~~~~~^~~~~~~~~~~~~~~~~
railway.cpp:84:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int s; scanf("%d", &s);
            ~~~~~^~~~~~~~~~
railway.cpp:87:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d", &d[i][j]);
       ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 7 / 7
• Subtask 4: 29 / 29
• Subtask 5: 16 / 16
• Subtask 6: 25 / 25