Submission #84398

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
84398	2018-11-15 06:48:42	ekrem	Schools (IZhO13_school)	C++98	100 / 100	433 ms	39740 KiB

school

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#include <bits/stdc++.h>
#define st first
#define nd second
#define mp make_pair
#define pb push_back
#define N 1000005
using namespace std;
typedef pair < int , int > ii;
int n, x, y;
long long ans;
ii a[N];
priority_queue < int > q;
multiset < ii > s, t;
int main() {
  // freopen("in.txt", "r", stdin);
  // freopen("out.txt", "w", stdout);
  scanf("%d %d %d",&n ,&x ,&y);
  for(int i = 1; i <= n; i++)
    scanf("%d %d",&a[i].st ,&a[i].nd);
  sort(a + 1, a + n + 1);
  reverse(a + 1, a + n + 1);
  for(int i = 1; i <= x; i++){
    ans += a[i].st;
    q.push(a[i].nd - a[i].st);
  }
  // cout << ans << endl;
  for(int i = x + 1; i <= n; i++){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

school.cpp: In function 'int main()':
school.cpp:20:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d %d",&n ,&x ,&y);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
school.cpp:22:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&a[i].st ,&a[i].nd);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100