oj.uz

Submission #1004320

# Submission time Handle Problem Language Result Execution time Memory
1004320 2024-06-21T07:41:12 Z PenguinsAreCute Flooding Wall (BOI24_wall) C++17
70 / 100
 1791 ms 1048576 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
const int MOD = 1e9 + 7;
const int HALF = 5e8 + 4;
struct seg {
	int s, e, m, v, lazy;
	seg *l, *r;
	seg(int _s, int _e): s(_s), e(_e), m(_s+_e>>1), v(e-s+1), lazy(1), l(NULL) {}
	void create() {
		if(!l) l=new seg(s,m), r=new seg(m+1,e);
	}
	int val() {return v*lazy%MOD;}
	void up(int x, int y, int u) {
		if(s==x&&e==y) {lazy=lazy*u%MOD; return;}
		create();
		if(y<=m) l->up(x,y,u);
		else if(x>m) r->up(x,y,u);
		else l->up(x,m,u), r->up(m+1,y,u);
		v=(l->val())+(r->val()); if(v>=MOD) v-=MOD;
	}
};
main() {
	int n; cin >> n;
	int a[n], b[n];
	for(int i=0;i<n;i++) cin>>a[i];
	for(int i=0;i<n;i++) cin>>b[i];
	seg sl(1,1<<30), sr(1,1<<30);
	int ansl[n], ansr[n];
	int ans = 0;
	for(int i=0;i<n;i++) {
		if(a[i]>b[i]) swap(a[i],b[i]);
		sl.up(1,a[i],0);
		sl.up(a[i]+1,b[i],HALF);
		ans-=sl.val();
	}
	for(int i=n;i--;) {
		sr.up(1,a[i],0);
		sr.up(a[i]+1,b[i],HALF);
		ans-=sr.val();
	}
	for(int i=0;i<n;i++) ans-=(HALF*(a[i]+b[i]))%MOD;
	ans += (n<<30) + n * sr.val();
	ans %= MOD; if(ans<0) ans+=MOD;
	for(int i=0;i<n;i++) {ans<<=1; if(ans>=MOD) ans-=MOD;}
	cout << ans;
}

Compilation message

Main.cpp: In constructor 'seg::seg(long long int, long long int)':
Main.cpp:9:41: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    9 |  seg(int _s, int _e): s(_s), e(_e), m(_s+_e>>1), v(e-s+1), lazy(1), l(NULL) {}
      |                                       ~~^~~
Main.cpp: At global scope:
Main.cpp:23:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   23 | main() {
      | ^~~~
Main.cpp: In function 'int main()':
Main.cpp:29:6: warning: unused variable 'ansl' [-Wunused-variable]
   29 |  int ansl[n], ansr[n];
      |      ^~~~
Main.cpp:29:15: warning: unused variable 'ansr' [-Wunused-variable]
   29 |  int ansl[n], ansr[n];
      |               ^~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 604 KB Output is correct
12 Correct 0 ms 604 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 432 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 604 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 424 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 436 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 424 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 436 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 17 ms 908 KB Output is correct
28 Correct 18 ms 860 KB Output is correct
29 Correct 11 ms 632 KB Output is correct
30 Correct 11 ms 604 KB Output is correct
31 Correct 13 ms 636 KB Output is correct
32 Correct 15 ms 604 KB Output is correct
33 Correct 15 ms 604 KB Output is correct
34 Correct 15 ms 604 KB Output is correct
35 Correct 15 ms 676 KB Output is correct
36 Correct 16 ms 636 KB Output is correct
37 Correct 11 ms 604 KB Output is correct
38 Correct 11 ms 600 KB Output is correct
39 Correct 13 ms 444 KB Output is correct
40 Correct 12 ms 600 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 604 KB Output is correct
12 Correct 0 ms 604 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 432 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 604 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 424 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 436 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 17 ms 908 KB Output is correct
50 Correct 18 ms 860 KB Output is correct
51 Correct 11 ms 632 KB Output is correct
52 Correct 11 ms 604 KB Output is correct
53 Correct 13 ms 636 KB Output is correct
54 Correct 15 ms 604 KB Output is correct
55 Correct 15 ms 604 KB Output is correct
56 Correct 15 ms 604 KB Output is correct
57 Correct 15 ms 676 KB Output is correct
58 Correct 16 ms 636 KB Output is correct
59 Correct 11 ms 604 KB Output is correct
60 Correct 11 ms 600 KB Output is correct
61 Correct 13 ms 444 KB Output is correct
62 Correct 12 ms 600 KB Output is correct
63 Correct 77 ms 74540 KB Output is correct
64 Correct 77 ms 74456 KB Output is correct
65 Correct 18 ms 604 KB Output is correct
66 Correct 13 ms 600 KB Output is correct
67 Correct 18 ms 696 KB Output is correct
68 Correct 14 ms 624 KB Output is correct
69 Correct 39 ms 22616 KB Output is correct
70 Correct 33 ms 18768 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 11 ms 604 KB Output is correct
11 Correct 11 ms 604 KB Output is correct
12 Correct 12 ms 632 KB Output is correct
13 Correct 13 ms 600 KB Output is correct
14 Correct 489 ms 10064 KB Output is correct
15 Correct 515 ms 10068 KB Output is correct
16 Correct 514 ms 10328 KB Output is correct
17 Correct 529 ms 10132 KB Output is correct

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 604 KB Output is correct
12 Correct 0 ms 604 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 432 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 604 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 424 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 436 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 17 ms 908 KB Output is correct
50 Correct 18 ms 860 KB Output is correct
51 Correct 11 ms 632 KB Output is correct
52 Correct 11 ms 604 KB Output is correct
53 Correct 13 ms 636 KB Output is correct
54 Correct 15 ms 604 KB Output is correct
55 Correct 15 ms 604 KB Output is correct
56 Correct 15 ms 604 KB Output is correct
57 Correct 15 ms 676 KB Output is correct
58 Correct 16 ms 636 KB Output is correct
59 Correct 11 ms 604 KB Output is correct
60 Correct 11 ms 600 KB Output is correct
61 Correct 13 ms 444 KB Output is correct
62 Correct 12 ms 600 KB Output is correct
63 Correct 77 ms 74540 KB Output is correct
64 Correct 77 ms 74456 KB Output is correct
65 Correct 18 ms 604 KB Output is correct
66 Correct 13 ms 600 KB Output is correct
67 Correct 18 ms 696 KB Output is correct
68 Correct 14 ms 624 KB Output is correct
69 Correct 39 ms 22616 KB Output is correct
70 Correct 33 ms 18768 KB Output is correct
71 Correct 0 ms 344 KB Output is correct
72 Correct 0 ms 348 KB Output is correct
73 Correct 0 ms 344 KB Output is correct
74 Correct 0 ms 348 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 0 ms 348 KB Output is correct
79 Correct 0 ms 348 KB Output is correct
80 Correct 11 ms 604 KB Output is correct
81 Correct 11 ms 604 KB Output is correct
82 Correct 12 ms 632 KB Output is correct
83 Correct 13 ms 600 KB Output is correct
84 Correct 489 ms 10064 KB Output is correct
85 Correct 515 ms 10068 KB Output is correct
86 Correct 514 ms 10328 KB Output is correct
87 Correct 529 ms 10132 KB Output is correct
88 Runtime error 1791 ms 1048576 KB Execution killed with signal 9
89 Halted 0 ms 0 KB -