oj.uz

Submission #1116559

# Submission time Handle Problem Language Result Execution time Memory
1116559 2024-11-21T19:55:15 Z Sofiatpc Xylophone (JOI18_xylophone) C++17
11 / 100
 177 ms 592 KB 
#include <bits/stdc++.h>
#include "xylophone.h"

using namespace std;

int v[5005];

void calc(int l, int r, int p, int m){
	if(r <= l)return;

	int nm = 0;

	if(p == 0){
		int last = l;
		for(int i = l+1; i <= r; i++){
			int x = query(l,i);
			if(m == 0 && x > nm){//sou min acho max
				v[i] = v[l]+x;
				nm = x;
				calc(last+1,i,1,1);
				last = i;
			}else if(m == 1 && x > nm){//sou max acho min
				v[i] = v[l]-x;
				nm = x;
				calc(last+1,i,1,0);
				last = i;
			}
		}

		if(m == 0)calc(last,r,0,1);
		else calc(last,r,0,0);
	}else{
		int last = r;
		for(int i = r-1; i >= l; i--){
			int x = query(i,r); 
			if(m == 0 && x > nm){//sou min acho max
				v[i] = v[r]+x;
				nm = x;
				calc(i,last-1,0,1);
				last = i;
			}else if(m == 1 && x > nm){//sou max acho min
				v[i] = v[r]-x;
				nm = x;
				calc(i,last-1,0,0);
				last = i;
			}
		}
		if(m == 0)calc(l,last,1,1);
		else calc(l,last,1,0);
	}
}

void solve(int n) {
	int l = 1, r = n;
	while(l!= r){
		int mid = (l+r+1)/2;
		if(query(mid,n) == n-1)l = mid;
		else r = mid-1;
	}

	v[l] = 1;
	calc(l,n,0,0);
	calc(1,l,1,0);

	for(int i = 1; i <= n; i++)answer(i,v[i]);
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 3 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 78 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 6 ms 336 KB Output is correct
8 Correct 6 ms 512 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 62 ms 336 KB Output is correct
11 Correct 7 ms 336 KB Output is correct
12 Correct 6 ms 336 KB Output is correct
13 Correct 7 ms 336 KB Output is correct
14 Correct 7 ms 336 KB Output is correct
15 Correct 6 ms 336 KB Output is correct

Subtask #2
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 3 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 78 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 6 ms 336 KB Output is correct
8 Correct 6 ms 512 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 62 ms 336 KB Output is correct
11 Correct 7 ms 336 KB Output is correct
12 Correct 6 ms 336 KB Output is correct
13 Correct 7 ms 336 KB Output is correct
14 Correct 7 ms 336 KB Output is correct
15 Correct 6 ms 336 KB Output is correct
16 Correct 18 ms 336 KB Output is correct
17 Correct 45 ms 336 KB Output is correct
18 Correct 88 ms 432 KB Output is correct
19 Correct 91 ms 336 KB Output is correct
20 Correct 84 ms 436 KB Output is correct
21 Correct 84 ms 436 KB Output is correct
22 Correct 89 ms 428 KB Output is correct
23 Correct 17 ms 592 KB Output is correct
24 Incorrect 177 ms 504 KB Wrong Answer [2]
25 Halted 0 ms 0 KB -

Subtask #3
0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 3 ms 336 KB Output is correct
4 Correct 5 ms 336 KB Output is correct
5 Correct 78 ms 336 KB Output is correct
6 Correct 6 ms 336 KB Output is correct
7 Correct 6 ms 336 KB Output is correct
8 Correct 6 ms 512 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 62 ms 336 KB Output is correct
11 Correct 7 ms 336 KB Output is correct
12 Correct 6 ms 336 KB Output is correct
13 Correct 7 ms 336 KB Output is correct
14 Correct 7 ms 336 KB Output is correct
15 Correct 6 ms 336 KB Output is correct
16 Correct 18 ms 336 KB Output is correct
17 Correct 45 ms 336 KB Output is correct
18 Correct 88 ms 432 KB Output is correct
19 Correct 91 ms 336 KB Output is correct
20 Correct 84 ms 436 KB Output is correct
21 Correct 84 ms 436 KB Output is correct
22 Correct 89 ms 428 KB Output is correct
23 Correct 17 ms 592 KB Output is correct
24 Incorrect 177 ms 504 KB Wrong Answer [2]
25 Halted 0 ms 0 KB -