oj.uz

Submission #642484

# Submission time Handle Problem Language Result Execution time Memory
642484 2022-09-19T14:37:35 Z Edbert2397 Xylophone (JOI18_xylophone) C++14
100 / 100
 119 ms 468 KB 
#include "xylophone.h"
#include <bits/stdc++.h>
using namespace std;
// static int A[5000];
int a[5005],b[5005],c[5005],arr[5005];

void solve(int n) {
    for(int i = 1;i<n;i++){
        a[i] = query(i,i + 1);
    }
    for(int i = 3;i<=n;i++){
        b[i] = query(i-2,i);
    }
    c[1] = a[1];
    for(int i = 2;i<n;i++){
        c[i] = a[i];
        if(c[i-1] < 0){
            c[i] = -c[i];
        }
        if(a[i-1] + a[i] != b[i + 1]){
            c[i] = -c[i];
        }
    }
    arr[1] = 0;
    int mini = 0;
    for(int i = 2;i<=n;i++){
        arr[i] = arr[i-1] + c[i-1];
        mini = min(mini,arr[i]);
    }
    int l,r;
    for(int i = 1;i<=n;i++){
        arr[i] += (-mini) + 1;
        if(arr[i] == 1) l = i;
        if(arr[i] == n) r = i;
    }
    if(l > r){
        for(int i= 1;i<=n;i++){
            arr[i] = n - arr[i] + 1;
        }
    } 
	for(int i = 1; i <= n; i++) {
		answer(i, arr[i]);
	}

}

Compilation message

xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:36:5: warning: 'r' may be used uninitialized in this function [-Wmaybe-uninitialized]
   36 |     if(l > r){
      |     ^~
xylophone.cpp:36:5: warning: 'l' may be used uninitialized in this function [-Wmaybe-uninitialized]

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 2 ms 208 KB Output is correct
5 Correct 2 ms 308 KB Output is correct
6 Correct 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 2 ms 208 KB Output is correct
9 Correct 5 ms 208 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 2 ms 316 KB Output is correct
12 Correct 3 ms 208 KB Output is correct
13 Correct 2 ms 208 KB Output is correct
14 Correct 3 ms 208 KB Output is correct
15 Correct 3 ms 208 KB Output is correct

Subtask #2
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 2 ms 208 KB Output is correct
5 Correct 2 ms 308 KB Output is correct
6 Correct 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 2 ms 208 KB Output is correct
9 Correct 5 ms 208 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 2 ms 316 KB Output is correct
12 Correct 3 ms 208 KB Output is correct
13 Correct 2 ms 208 KB Output is correct
14 Correct 3 ms 208 KB Output is correct
15 Correct 3 ms 208 KB Output is correct
16 Correct 5 ms 336 KB Output is correct
17 Correct 8 ms 208 KB Output is correct
18 Correct 17 ms 296 KB Output is correct
19 Correct 17 ms 308 KB Output is correct
20 Correct 19 ms 304 KB Output is correct
21 Correct 28 ms 300 KB Output is correct
22 Correct 22 ms 312 KB Output is correct
23 Correct 16 ms 308 KB Output is correct
24 Correct 27 ms 308 KB Output is correct
25 Correct 20 ms 304 KB Output is correct
26 Correct 14 ms 336 KB Output is correct
27 Correct 15 ms 308 KB Output is correct
28 Correct 12 ms 292 KB Output is correct
29 Correct 24 ms 304 KB Output is correct
30 Correct 20 ms 312 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 2 ms 208 KB Output is correct
5 Correct 2 ms 308 KB Output is correct
6 Correct 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 2 ms 208 KB Output is correct
9 Correct 5 ms 208 KB Output is correct
10 Correct 3 ms 208 KB Output is correct
11 Correct 2 ms 316 KB Output is correct
12 Correct 3 ms 208 KB Output is correct
13 Correct 2 ms 208 KB Output is correct
14 Correct 3 ms 208 KB Output is correct
15 Correct 3 ms 208 KB Output is correct
16 Correct 5 ms 336 KB Output is correct
17 Correct 8 ms 208 KB Output is correct
18 Correct 17 ms 296 KB Output is correct
19 Correct 17 ms 308 KB Output is correct
20 Correct 19 ms 304 KB Output is correct
21 Correct 28 ms 300 KB Output is correct
22 Correct 22 ms 312 KB Output is correct
23 Correct 16 ms 308 KB Output is correct
24 Correct 27 ms 308 KB Output is correct
25 Correct 20 ms 304 KB Output is correct
26 Correct 14 ms 336 KB Output is correct
27 Correct 15 ms 308 KB Output is correct
28 Correct 12 ms 292 KB Output is correct
29 Correct 24 ms 304 KB Output is correct
30 Correct 20 ms 312 KB Output is correct
31 Correct 40 ms 312 KB Output is correct
32 Correct 69 ms 312 KB Output is correct
33 Correct 78 ms 320 KB Output is correct
34 Correct 97 ms 312 KB Output is correct
35 Correct 113 ms 468 KB Output is correct
36 Correct 109 ms 316 KB Output is correct
37 Correct 90 ms 440 KB Output is correct
38 Correct 51 ms 336 KB Output is correct
39 Correct 50 ms 312 KB Output is correct
40 Correct 79 ms 304 KB Output is correct
41 Correct 119 ms 324 KB Output is correct
42 Correct 86 ms 300 KB Output is correct
43 Correct 97 ms 440 KB Output is correct
44 Correct 90 ms 428 KB Output is correct
45 Correct 50 ms 296 KB Output is correct
46 Correct 94 ms 288 KB Output is correct
47 Correct 96 ms 316 KB Output is correct
48 Correct 88 ms 312 KB Output is correct
49 Correct 91 ms 380 KB Output is correct
50 Correct 105 ms 316 KB Output is correct
51 Correct 72 ms 316 KB Output is correct
52 Correct 74 ms 320 KB Output is correct
53 Correct 84 ms 324 KB Output is correct
54 Correct 102 ms 320 KB Output is correct
55 Correct 110 ms 304 KB Output is correct
56 Correct 96 ms 320 KB Output is correct
57 Correct 90 ms 308 KB Output is correct
58 Correct 84 ms 312 KB Output is correct
59 Correct 101 ms 296 KB Output is correct
60 Correct 69 ms 316 KB Output is correct