Submission #122436

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
122436	2019-06-28 08:17:53	IOrtroiii	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	160 ms	75984 KiB

skyscraper

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#include <bits/stdc++.h>
using namespace std;
const int N = 30030;
const int MG = 200;
const int inf = 1e9;
int d[N];
int b[N], p[N];
bool was[N][MG];
bool useless[N];
vector<pair<int, int>> g[N];
int main() {
   int n, m;
   scanf("%d %d", &n, &m);
   for (int i = 0; i < m; ++i) {
      scanf("%d %d", b + i, p + i);
      if (p[i] < MG) {
         if (was[b[i]][p[i]]) {
            useless[i] = true;
         } else {
            was[b[i]][p[i]] = true;
         }
      }
   }
   for (int i = 0; i < m; ++i) {
      if (useless[i]) continue;
      for (int j = 1; ; ++j) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:17:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d %d", &n, &m);
    ~~~~~^~~~~~~~~~~~~~~~~
skyscraper.cpp:19:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d %d", b + i, p + i);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

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