Submission #158241

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
158241	2019-10-15 17:06:01	Akashi	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	260 ms	65636 KiB

skyscraper

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#include <bits/stdc++.h>
using namespace std;
int sgn[] = {-1, 1};
int n, m, pos;
int d[30005];
bool viz[30005];
set <int> s[30005];
vector <pair <int, int> > v[30005];
priority_queue <pair <int, int>, vector <pair <int, int> >, greater <pair <int, int> > > q;
int main()
{
    scanf("%d%d", &n, &m);
    int x2, x, y;
    scanf("%d%d", &x, &y);
    s[x].insert(y); x2 = x;
    scanf("%d%d", &x, &y);
    pos = x;
    if(pos == x2){
        printf("0");
        return 0;
    }
    for(int i = 3; i <= m ; ++i){
        scanf("%d%d", &x, &y);
        s[x].insert(y);
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:14:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~
skyscraper.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &x, &y);
     ~~~~~^~~~~~~~~~~~~~~~
skyscraper.cpp:19:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &x, &y);
     ~~~~~^~~~~~~~~~~~~~~~
skyscraper.cpp:28:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &x, &y);
         ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 14 / 14
• Subtask 4: 21 / 21
• Subtask 5: 43 / 43