oj.uz

Submission #797264

# Submission time Handle Problem Language Result Execution time Memory
797264 2023-07-29T08:39:16 Z andecaandeci Rabbit Carrot (LMIO19_triusis) C++17
100 / 100
 25 ms 3048 KB 
#include <bits/stdc++.h>
using namespace std;
#define start cin.tie(0); cout.tie(0); ios_base::sync_with_stdio(0);
#define endl '\n'
#define pii pair<int,int>
#define pll pair<long long, long long>
#define fflush(stdout); cout.flush();

struct point{
  int x, y;
};

int crossproduct(point a, point b, point c){
  //point a biasanya titik (0, 0);
  int area=(b.x-a.x) *  (c.y-a.y) - (b.y-a.y) * (c.x-a.x);

  if(area<0) return -1; // clockwise
  else if(area>0) return 1; // counter clockwise
  return 0; // colinear
}

int orientation(point p1, point p2, point p3){
  int val=(p2.y-p1.y)*(p3.x-p2.x) - (p3.y-p2.y)*(p2.x-p1.x);

  if(val==0) return 0; // colinear
  else if(val>0) return 1; // clockwise
  else return 2; // counter clockwise
}

bool validcolinear(int a, int b, int c, int d){
  if(a>b) swap(a, b);
  if(c>d) swap(c, d);
  return max(a, c)<=min(b, d);
}

bool intersect(point a, point b, point c, point d){
  int o1=orientation(a, b, c);
  int o2=orientation(a, b, d);
  int o3=orientation(c, d, a);
  int o4=orientation(c, d, b);

  if(o1!=o2 && o3!=o4) return 1;
  if(o1==0 && o2==0 && o3==0 && o4==0){
    //all of 4 points are colinear
    if(validcolinear(a.x, b.x, c.x, d.x) && validcolinear(a.y, b.y, c.y, d.y)){
      return 1;
    }
  }
  return 0;
}

/***********************************************************************************************/
/***********************************************************************************************/

int a[200005], b[200005];
int main(){
  start
    int n, m; cin>>n>>m;
    for(int i=1;i<=n;i++){
        cin>>a[i];
        b[i]=(m*i)-a[i];
    }   
    
    vector<int>v;
    for(int i=1;i<=n;i++){
        int x=b[i];
        if(x<0) continue;
        int idx=upper_bound(v.begin(), v.end(), x) - v.begin();
        if(idx==v.size()) v.push_back(x);
        else v[idx]=x;
    }
    int komp=v.size();
    cout<<n-komp<<endl;
}

Compilation message

triusis.cpp: In function 'int main()':
triusis.cpp:69:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |         if(idx==v.size()) v.push_back(x);
      |            ~~~^~~~~~~~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct

Subtask #2
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 256 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct

Subtask #4
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 256 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 11 ms 3048 KB Output is correct
45 Correct 25 ms 1876 KB Output is correct
46 Correct 23 ms 1780 KB Output is correct
47 Correct 21 ms 1904 KB Output is correct
48 Correct 14 ms 3000 KB Output is correct
49 Correct 15 ms 3012 KB Output is correct
50 Correct 19 ms 2480 KB Output is correct
51 Correct 21 ms 3008 KB Output is correct
52 Correct 17 ms 2520 KB Output is correct
53 Correct 12 ms 1824 KB Output is correct
54 Correct 16 ms 2988 KB Output is correct
55 Correct 17 ms 2956 KB Output is correct