Submission #79825

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
79825	2018-10-16 16:55:48	pzdba	Deda (COCI17_deda)	C++14	140 / 140	175 ms	3656 KiB

deda

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> pii;
const int N = 200000;
int st[4*N+5];
void update(int n, int s, int e, int idx, int v){
  if(s == e) st[n] = v;
  else{
    int mid = (s+e)/2;
    if(idx <= mid) update(n+n, s, mid, idx, v);
    else update(n+n+1, mid+1, e, idx, v);
    st[n] = min(st[n+n], st[n+n+1]);
  }
}
int query(int n, int s, int e, int l, int r, int y){
  if(s > r || l > e) return 2e9;
  if(st[n] > y) return 2e9;
  if(s == e) return s;
  int mid = (s+e)/2;
  int q1 = query(n+n, s, mid, l, r, y);
  if(q1 != 2e9) return q1;
  int q2 = query(n+n+1, mid+1, e, l, r, y);
  return q2;
}
int main(){
  int n, q;
  scanf("%d%d", &n, &q);
  for(int i=1;i<=n;i++) update(1, 1, n, i, 2e9);
  for(int i=1;i<=q;i++){
    char s[2];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

deda.cpp: In function 'int main()':
deda.cpp:27:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &q);
  ~~~~~^~~~~~~~~~~~~~~~
deda.cpp:32:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s%d%d", s, &x, &a);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 140 / 140