Submission #2624630


Source Code Expand

#include <cstdio>
long long n, k, s, mx, x, a[100005], b[100005];
int main() {
	int i, j;
	scanf("%lld%lld", &n, &k);
	for(i=0; i<n; i++) scanf("%lld%lld", a+i, b+i);
	k++;
	for(i=30; i>=0; i--) {
		if(k>>i & 1) {
			x ^= 1<<i;
			for(j=s=0; j<n; j++) {
				if(!(a[j]&x)) s += b[j];
			}
			if(s>mx) mx = s;
		}
		x ^= 1<<i;
	}
	printf("%lld", mx);
	return 0;
}

Submission Info

Submission Time
Task D - IntegerotS
User t1234
Language C++14 (GCC 5.4.1)
Score 500
Code Size 380 Byte
Status AC
Exec Time 29 ms
Memory 1664 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld", &n, &k);
                           ^
./Main.cpp:6:48: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  for(i=0; i<n; i++) scanf("%lld%lld", a+i, b+i);
                                                ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 3
AC × 63
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt, 55.txt, 56.txt, 57.txt, 58.txt, 59.txt, 60.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt AC 22 ms 1664 KB
02.txt AC 22 ms 1664 KB
03.txt AC 23 ms 1664 KB
04.txt AC 24 ms 1664 KB
05.txt AC 22 ms 1664 KB
06.txt AC 22 ms 1664 KB
07.txt AC 23 ms 1664 KB
08.txt AC 23 ms 1664 KB
09.txt AC 22 ms 1664 KB
10.txt AC 23 ms 1664 KB
11.txt AC 27 ms 1664 KB
12.txt AC 26 ms 1664 KB
13.txt AC 29 ms 1664 KB
14.txt AC 28 ms 1664 KB
15.txt AC 27 ms 1664 KB
16.txt AC 26 ms 1664 KB
17.txt AC 28 ms 1664 KB
18.txt AC 25 ms 1664 KB
19.txt AC 27 ms 1664 KB
20.txt AC 26 ms 1664 KB
21.txt AC 27 ms 1664 KB
22.txt AC 25 ms 1664 KB
23.txt AC 25 ms 1664 KB
24.txt AC 24 ms 1664 KB
25.txt AC 23 ms 1664 KB
26.txt AC 26 ms 1664 KB
27.txt AC 25 ms 1664 KB
28.txt AC 25 ms 1664 KB
29.txt AC 25 ms 1664 KB
30.txt AC 25 ms 1664 KB
31.txt AC 24 ms 1664 KB
32.txt AC 25 ms 1664 KB
33.txt AC 24 ms 1664 KB
34.txt AC 23 ms 1664 KB
35.txt AC 23 ms 1664 KB
36.txt AC 23 ms 1664 KB
37.txt AC 22 ms 1664 KB
38.txt AC 23 ms 1664 KB
39.txt AC 23 ms 1664 KB
40.txt AC 23 ms 1664 KB
41.txt AC 22 ms 1664 KB
42.txt AC 22 ms 1664 KB
43.txt AC 21 ms 1664 KB
44.txt AC 22 ms 1664 KB
45.txt AC 22 ms 1664 KB
46.txt AC 22 ms 1664 KB
47.txt AC 21 ms 1664 KB
48.txt AC 22 ms 1664 KB
49.txt AC 21 ms 1664 KB
50.txt AC 17 ms 1664 KB
51.txt AC 1 ms 128 KB
52.txt AC 1 ms 128 KB
53.txt AC 1 ms 128 KB
54.txt AC 1 ms 128 KB
55.txt AC 1 ms 128 KB
56.txt AC 1 ms 128 KB
57.txt AC 1 ms 128 KB
58.txt AC 1 ms 128 KB
59.txt AC 1 ms 128 KB
60.txt AC 1 ms 128 KB
s1.txt AC 1 ms 128 KB
s2.txt AC 1 ms 128 KB
s3.txt AC 1 ms 128 KB