#include "horses.h"
#include<bits/stdc++.h>
using namespace std;
#define mod 1000000007
#define L(x) ((x)<<1)
#define R(x) (((x)<<1)|1)
struct Node{
double sumx, y, max_val;
int res, modx, xx, yy;
void print(){
cerr << "DBG : \n";
cerr << sumx << ' ' << max_val << endl;
cerr << res << endl;
}
} tree[1<<21];
int n;
void update(int l, int r, int x, int pos, int dx, int dy){
if( r < pos || pos < l) return;
if( l == pos && l == r ){
if( dx ) tree[x].sumx = log(dx), tree[x].xx = dx;
if( dy ) tree[x].y = log(dy), tree[x].yy = dy;
tree[x].max_val = tree[x].sumx + tree[x].y;
tree[x].res = 1LL * tree[x].xx * tree[x].yy % mod;
tree[x].modx = 1LL * tree[x].xx % mod;
return;
}
int mid = (l+r)>>1;
update( l, mid, L(x), pos, dx, dy );
update( mid+1, r, R(x), pos, dx, dy );
tree[x].sumx = tree[L(x)].sumx + tree[R(x)].sumx;
tree[x].modx = 1LL * tree[L(x)].modx * tree[R(x)].modx % mod;
if( tree[L(x)].max_val < tree[R(x)].max_val + tree[L(x)].sumx ){
tree[x].max_val = tree[R(x)].max_val + tree[L(x)].sumx;
tree[x].res = 1LL * tree[R(x)].res * tree[L(x)].modx % mod;
}
else{
tree[x].max_val = tree[L(x)].max_val;
tree[x].res = tree[L(x)].res;
}
// cerr << l << ' ' << r << ' ' << x << endl;
// tree[x].print();
return;
}
int init(int N, int X[], int Y[]) {
n = N;
// cerr << n << endl;
for(int i = 0 ; i < n ; i++){
update( 0, n-1, 1, i, X[i], Y[i] );
}
// cerr << "Done\n";
return tree[1].res;
}
int updateX(int pos, int val) {
update(0, n-1, 1, pos, val, 0);
return tree[1].res;
}
int updateY(int pos, int val) {
update(0, n-1, 1, pos, 0, val);
return tree[1].res;
}
Compilation message
horses.cpp: In function 'void update(int, int, int, int, int, int)':
horses.cpp:28:47: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
tree[x].res = 1LL * tree[x].xx * tree[x].yy % mod;
^
horses.cpp:29:35: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
tree[x].modx = 1LL * tree[x].xx % mod;
^
horses.cpp:38:57: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
tree[x].modx = 1LL * tree[L(x)].modx * tree[R(x)].modx % mod;
^
horses.cpp:41:56: warning: conversion to 'int' from 'long long int' may alter its value [-Wconversion]
tree[x].res = 1LL * tree[R(x)].res * tree[L(x)].modx % mod;
^
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
376 KB |
Output is correct |
2 |
Correct |
3 ms |
472 KB |
Output is correct |
3 |
Correct |
3 ms |
624 KB |
Output is correct |
4 |
Correct |
2 ms |
624 KB |
Output is correct |
5 |
Correct |
3 ms |
624 KB |
Output is correct |
6 |
Correct |
2 ms |
624 KB |
Output is correct |
7 |
Correct |
3 ms |
624 KB |
Output is correct |
8 |
Correct |
2 ms |
624 KB |
Output is correct |
9 |
Correct |
3 ms |
624 KB |
Output is correct |
10 |
Correct |
2 ms |
624 KB |
Output is correct |
11 |
Correct |
2 ms |
624 KB |
Output is correct |
12 |
Correct |
3 ms |
624 KB |
Output is correct |
13 |
Correct |
3 ms |
624 KB |
Output is correct |
14 |
Correct |
3 ms |
624 KB |
Output is correct |
15 |
Correct |
2 ms |
624 KB |
Output is correct |
16 |
Correct |
2 ms |
624 KB |
Output is correct |
17 |
Correct |
2 ms |
624 KB |
Output is correct |
18 |
Correct |
2 ms |
624 KB |
Output is correct |
19 |
Correct |
4 ms |
624 KB |
Output is correct |
20 |
Correct |
2 ms |
624 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
624 KB |
Output is correct |
2 |
Correct |
3 ms |
624 KB |
Output is correct |
3 |
Correct |
3 ms |
624 KB |
Output is correct |
4 |
Correct |
4 ms |
624 KB |
Output is correct |
5 |
Correct |
3 ms |
624 KB |
Output is correct |
6 |
Correct |
2 ms |
624 KB |
Output is correct |
7 |
Correct |
2 ms |
624 KB |
Output is correct |
8 |
Correct |
3 ms |
624 KB |
Output is correct |
9 |
Correct |
2 ms |
624 KB |
Output is correct |
10 |
Correct |
3 ms |
624 KB |
Output is correct |
11 |
Correct |
2 ms |
624 KB |
Output is correct |
12 |
Correct |
3 ms |
624 KB |
Output is correct |
13 |
Correct |
2 ms |
624 KB |
Output is correct |
14 |
Correct |
3 ms |
624 KB |
Output is correct |
15 |
Correct |
3 ms |
624 KB |
Output is correct |
16 |
Correct |
2 ms |
624 KB |
Output is correct |
17 |
Correct |
2 ms |
632 KB |
Output is correct |
18 |
Correct |
2 ms |
632 KB |
Output is correct |
19 |
Correct |
3 ms |
632 KB |
Output is correct |
20 |
Correct |
2 ms |
632 KB |
Output is correct |
21 |
Correct |
2 ms |
632 KB |
Output is correct |
22 |
Correct |
3 ms |
632 KB |
Output is correct |
23 |
Correct |
4 ms |
632 KB |
Output is correct |
24 |
Correct |
4 ms |
660 KB |
Output is correct |
25 |
Correct |
5 ms |
696 KB |
Output is correct |
26 |
Correct |
4 ms |
856 KB |
Output is correct |
27 |
Correct |
4 ms |
892 KB |
Output is correct |
28 |
Correct |
3 ms |
892 KB |
Output is correct |
29 |
Correct |
4 ms |
892 KB |
Output is correct |
30 |
Correct |
4 ms |
944 KB |
Output is correct |
31 |
Correct |
4 ms |
944 KB |
Output is correct |
32 |
Correct |
4 ms |
1012 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
307 ms |
46836 KB |
Output is correct |
2 |
Correct |
454 ms |
59668 KB |
Output is correct |
3 |
Correct |
389 ms |
63456 KB |
Output is correct |
4 |
Correct |
382 ms |
71088 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
71088 KB |
Output is correct |
2 |
Correct |
3 ms |
71088 KB |
Output is correct |
3 |
Correct |
2 ms |
71088 KB |
Output is correct |
4 |
Correct |
3 ms |
71088 KB |
Output is correct |
5 |
Correct |
3 ms |
71088 KB |
Output is correct |
6 |
Correct |
3 ms |
71088 KB |
Output is correct |
7 |
Correct |
3 ms |
71088 KB |
Output is correct |
8 |
Correct |
3 ms |
71088 KB |
Output is correct |
9 |
Correct |
3 ms |
71088 KB |
Output is correct |
10 |
Correct |
2 ms |
71088 KB |
Output is correct |
11 |
Correct |
3 ms |
71088 KB |
Output is correct |
12 |
Correct |
3 ms |
71088 KB |
Output is correct |
13 |
Correct |
4 ms |
71088 KB |
Output is correct |
14 |
Correct |
3 ms |
71088 KB |
Output is correct |
15 |
Correct |
3 ms |
71088 KB |
Output is correct |
16 |
Correct |
3 ms |
71088 KB |
Output is correct |
17 |
Correct |
3 ms |
71088 KB |
Output is correct |
18 |
Correct |
3 ms |
71088 KB |
Output is correct |
19 |
Correct |
3 ms |
71088 KB |
Output is correct |
20 |
Correct |
4 ms |
71088 KB |
Output is correct |
21 |
Correct |
3 ms |
71088 KB |
Output is correct |
22 |
Correct |
2 ms |
71088 KB |
Output is correct |
23 |
Correct |
5 ms |
71088 KB |
Output is correct |
24 |
Correct |
5 ms |
71088 KB |
Output is correct |
25 |
Correct |
5 ms |
71088 KB |
Output is correct |
26 |
Correct |
3 ms |
71088 KB |
Output is correct |
27 |
Correct |
5 ms |
71088 KB |
Output is correct |
28 |
Correct |
4 ms |
71088 KB |
Output is correct |
29 |
Correct |
4 ms |
71088 KB |
Output is correct |
30 |
Correct |
5 ms |
71088 KB |
Output is correct |
31 |
Correct |
5 ms |
71088 KB |
Output is correct |
32 |
Correct |
4 ms |
71088 KB |
Output is correct |
33 |
Correct |
374 ms |
74348 KB |
Output is correct |
34 |
Correct |
381 ms |
78272 KB |
Output is correct |
35 |
Correct |
352 ms |
89124 KB |
Output is correct |
36 |
Correct |
419 ms |
100120 KB |
Output is correct |
37 |
Correct |
302 ms |
102140 KB |
Output is correct |
38 |
Correct |
361 ms |
104992 KB |
Output is correct |
39 |
Correct |
295 ms |
106996 KB |
Output is correct |
40 |
Correct |
331 ms |
113024 KB |
Output is correct |
41 |
Correct |
268 ms |
115180 KB |
Output is correct |
42 |
Correct |
292 ms |
117188 KB |
Output is correct |
43 |
Correct |
286 ms |
123588 KB |
Output is correct |
44 |
Correct |
325 ms |
130000 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
130000 KB |
Output is correct |
2 |
Correct |
3 ms |
130000 KB |
Output is correct |
3 |
Correct |
3 ms |
130000 KB |
Output is correct |
4 |
Correct |
3 ms |
130000 KB |
Output is correct |
5 |
Correct |
2 ms |
130000 KB |
Output is correct |
6 |
Correct |
2 ms |
130000 KB |
Output is correct |
7 |
Correct |
3 ms |
130000 KB |
Output is correct |
8 |
Correct |
3 ms |
130000 KB |
Output is correct |
9 |
Correct |
3 ms |
130000 KB |
Output is correct |
10 |
Correct |
3 ms |
130000 KB |
Output is correct |
11 |
Correct |
2 ms |
130000 KB |
Output is correct |
12 |
Correct |
3 ms |
130000 KB |
Output is correct |
13 |
Correct |
3 ms |
130000 KB |
Output is correct |
14 |
Correct |
3 ms |
130000 KB |
Output is correct |
15 |
Correct |
2 ms |
130000 KB |
Output is correct |
16 |
Correct |
3 ms |
130000 KB |
Output is correct |
17 |
Correct |
3 ms |
130000 KB |
Output is correct |
18 |
Correct |
3 ms |
130000 KB |
Output is correct |
19 |
Correct |
3 ms |
130000 KB |
Output is correct |
20 |
Correct |
2 ms |
130000 KB |
Output is correct |
21 |
Correct |
3 ms |
130000 KB |
Output is correct |
22 |
Correct |
4 ms |
130000 KB |
Output is correct |
23 |
Correct |
4 ms |
130000 KB |
Output is correct |
24 |
Correct |
4 ms |
130000 KB |
Output is correct |
25 |
Correct |
5 ms |
130000 KB |
Output is correct |
26 |
Correct |
6 ms |
130000 KB |
Output is correct |
27 |
Correct |
4 ms |
130000 KB |
Output is correct |
28 |
Correct |
5 ms |
130000 KB |
Output is correct |
29 |
Correct |
4 ms |
130000 KB |
Output is correct |
30 |
Correct |
5 ms |
130000 KB |
Output is correct |
31 |
Correct |
4 ms |
130000 KB |
Output is correct |
32 |
Correct |
5 ms |
130000 KB |
Output is correct |
33 |
Correct |
417 ms |
135020 KB |
Output is correct |
34 |
Correct |
492 ms |
147416 KB |
Output is correct |
35 |
Correct |
463 ms |
151184 KB |
Output is correct |
36 |
Correct |
552 ms |
158932 KB |
Output is correct |
37 |
Correct |
378 ms |
161968 KB |
Output is correct |
38 |
Correct |
367 ms |
165816 KB |
Output is correct |
39 |
Correct |
364 ms |
176708 KB |
Output is correct |
40 |
Correct |
387 ms |
187612 KB |
Output is correct |
41 |
Correct |
301 ms |
189588 KB |
Output is correct |
42 |
Correct |
337 ms |
192804 KB |
Output is correct |
43 |
Correct |
272 ms |
194724 KB |
Output is correct |
44 |
Correct |
334 ms |
200780 KB |
Output is correct |
45 |
Correct |
306 ms |
202844 KB |
Output is correct |
46 |
Correct |
290 ms |
204848 KB |
Output is correct |
47 |
Correct |
319 ms |
211080 KB |
Output is correct |
48 |
Correct |
310 ms |
217468 KB |
Output is correct |
49 |
Correct |
462 ms |
223556 KB |
Output is correct |
50 |
Correct |
476 ms |
228572 KB |
Output is correct |
51 |
Correct |
445 ms |
240432 KB |
Output is correct |
52 |
Correct |
480 ms |
251836 KB |
Output is correct |
53 |
Correct |
423 ms |
255236 KB |
Output is correct |
54 |
Correct |
391 ms |
258988 KB |
Output is correct |
55 |
Correct |
349 ms |
261452 KB |
Output is correct |
56 |
Correct |
368 ms |
269040 KB |
Output is correct |
57 |
Correct |
333 ms |
271744 KB |
Output is correct |
58 |
Correct |
328 ms |
274996 KB |
Output is correct |
59 |
Correct |
345 ms |
280552 KB |
Output is correct |