#include <stdio.h>
#define N 200000
int min(int a, int b) { return a < b ? a : b; }
int max(int a, int b) { return a > b ? a : b; }
int ll[N], rr[N], n; char active[N];
void add(int i) {
active[i] = 1;
}
void remove_(int i) {
active[i] = 0;
}
int query(int l, int r, int k) {
int i, cnt;
cnt = 0;
for (i = 0; i < n; i++)
if (active[i] && rr[i] - ll[i] + 1 >= k) {
cnt++;
if (r - ll[i] + 1 < k)
cnt--;
if (rr[i] - l + 1 < k)
cnt--;
}
return cnt;
}
int main() {
int q, online, h, i, ans;
scanf("%d%d", &q, &online);
ans = 0;
for (h = 0; h < q; h++) {
int t, l, r, k, tmp;
scanf("%d", &t);
if (t == 1) {
scanf("%d%d", &l, &r);
if (online)
l ^= ans, r ^= ans;
if (l > r)
tmp = l, l = r, r = tmp;
ll[n] = l, rr[n] = r;
add(n++);
} else if (t == 2) {
scanf("%d", &i), i--;
remove_(i);
} else {
scanf("%d%d%d", &l, &r, &k);
if (online)
l ^= ans, r ^= ans;
if (l > r)
tmp = l, l = r, r = tmp;
printf("%d\n", ans = query(l, r, k));
}
}
return 0;
}
Compilation message
segments.c: In function 'main':
segments.c:36:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
36 | scanf("%d%d", &q, &online);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
segments.c:41:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
41 | scanf("%d", &t);
| ^~~~~~~~~~~~~~~
segments.c:43:4: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
43 | scanf("%d%d", &l, &r);
| ^~~~~~~~~~~~~~~~~~~~~
segments.c:51:4: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
51 | scanf("%d", &i), i--;
| ^~~~~~~~~~~~~~~
segments.c:54:4: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
54 | scanf("%d%d%d", &l, &r, &k);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
3 ms |
408 KB |
Output is correct |
4 |
Correct |
3 ms |
340 KB |
Output is correct |
5 |
Correct |
14 ms |
468 KB |
Output is correct |
6 |
Correct |
18 ms |
464 KB |
Output is correct |
7 |
Correct |
9 ms |
436 KB |
Output is correct |
8 |
Correct |
11 ms |
436 KB |
Output is correct |
9 |
Correct |
8 ms |
436 KB |
Output is correct |
10 |
Correct |
4 ms |
340 KB |
Output is correct |
11 |
Correct |
24 ms |
456 KB |
Output is correct |
12 |
Correct |
27 ms |
468 KB |
Output is correct |
13 |
Correct |
5 ms |
340 KB |
Output is correct |
14 |
Correct |
11 ms |
440 KB |
Output is correct |
15 |
Correct |
3 ms |
340 KB |
Output is correct |
16 |
Correct |
4 ms |
308 KB |
Output is correct |
17 |
Correct |
12 ms |
340 KB |
Output is correct |
18 |
Correct |
7 ms |
456 KB |
Output is correct |
19 |
Correct |
10 ms |
424 KB |
Output is correct |
20 |
Correct |
9 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
5045 ms |
3072 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
587 ms |
2448 KB |
Output is correct |
2 |
Correct |
556 ms |
2488 KB |
Output is correct |
3 |
Correct |
652 ms |
2508 KB |
Output is correct |
4 |
Correct |
562 ms |
2504 KB |
Output is correct |
5 |
Correct |
3634 ms |
3372 KB |
Output is correct |
6 |
Correct |
4357 ms |
3244 KB |
Output is correct |
7 |
Correct |
4083 ms |
3364 KB |
Output is correct |
8 |
Correct |
941 ms |
3396 KB |
Output is correct |
9 |
Correct |
633 ms |
3324 KB |
Output is correct |
10 |
Correct |
1957 ms |
3124 KB |
Output is correct |
11 |
Correct |
1265 ms |
2584 KB |
Output is correct |
12 |
Correct |
1841 ms |
3040 KB |
Output is correct |
13 |
Correct |
2348 ms |
2972 KB |
Output is correct |
14 |
Correct |
3683 ms |
3156 KB |
Output is correct |
15 |
Correct |
3873 ms |
2900 KB |
Output is correct |
16 |
Correct |
3694 ms |
2612 KB |
Output is correct |
17 |
Correct |
4584 ms |
3256 KB |
Output is correct |
18 |
Correct |
4554 ms |
3324 KB |
Output is correct |
19 |
Correct |
4701 ms |
3336 KB |
Output is correct |
20 |
Correct |
4558 ms |
3268 KB |
Output is correct |
21 |
Correct |
1729 ms |
2524 KB |
Output is correct |
22 |
Correct |
3233 ms |
2808 KB |
Output is correct |
23 |
Correct |
2656 ms |
2992 KB |
Output is correct |
24 |
Correct |
3069 ms |
2988 KB |
Output is correct |
25 |
Correct |
588 ms |
2420 KB |
Output is correct |
26 |
Correct |
559 ms |
2452 KB |
Output is correct |
27 |
Correct |
585 ms |
2528 KB |
Output is correct |
28 |
Correct |
573 ms |
2436 KB |
Output is correct |
29 |
Correct |
2494 ms |
3096 KB |
Output is correct |
30 |
Correct |
2462 ms |
3040 KB |
Output is correct |
31 |
Correct |
583 ms |
3276 KB |
Output is correct |
32 |
Correct |
1855 ms |
3216 KB |
Output is correct |
33 |
Correct |
2173 ms |
3060 KB |
Output is correct |
34 |
Correct |
3821 ms |
2780 KB |
Output is correct |
35 |
Correct |
2645 ms |
2920 KB |
Output is correct |
36 |
Correct |
1979 ms |
3044 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
569 ms |
2652 KB |
Output is correct |
2 |
Correct |
565 ms |
2712 KB |
Output is correct |
3 |
Correct |
570 ms |
2780 KB |
Output is correct |
4 |
Correct |
575 ms |
2712 KB |
Output is correct |
5 |
Execution timed out |
5056 ms |
3424 KB |
Time limit exceeded |
6 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
3 ms |
408 KB |
Output is correct |
4 |
Correct |
3 ms |
340 KB |
Output is correct |
5 |
Correct |
14 ms |
468 KB |
Output is correct |
6 |
Correct |
18 ms |
464 KB |
Output is correct |
7 |
Correct |
9 ms |
436 KB |
Output is correct |
8 |
Correct |
11 ms |
436 KB |
Output is correct |
9 |
Correct |
8 ms |
436 KB |
Output is correct |
10 |
Correct |
4 ms |
340 KB |
Output is correct |
11 |
Correct |
24 ms |
456 KB |
Output is correct |
12 |
Correct |
27 ms |
468 KB |
Output is correct |
13 |
Correct |
5 ms |
340 KB |
Output is correct |
14 |
Correct |
11 ms |
440 KB |
Output is correct |
15 |
Correct |
3 ms |
340 KB |
Output is correct |
16 |
Correct |
4 ms |
308 KB |
Output is correct |
17 |
Correct |
12 ms |
340 KB |
Output is correct |
18 |
Correct |
7 ms |
456 KB |
Output is correct |
19 |
Correct |
10 ms |
424 KB |
Output is correct |
20 |
Correct |
9 ms |
340 KB |
Output is correct |
21 |
Execution timed out |
5045 ms |
3072 KB |
Time limit exceeded |
22 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Correct |
3 ms |
408 KB |
Output is correct |
4 |
Correct |
3 ms |
340 KB |
Output is correct |
5 |
Correct |
14 ms |
468 KB |
Output is correct |
6 |
Correct |
18 ms |
464 KB |
Output is correct |
7 |
Correct |
9 ms |
436 KB |
Output is correct |
8 |
Correct |
11 ms |
436 KB |
Output is correct |
9 |
Correct |
8 ms |
436 KB |
Output is correct |
10 |
Correct |
4 ms |
340 KB |
Output is correct |
11 |
Correct |
24 ms |
456 KB |
Output is correct |
12 |
Correct |
27 ms |
468 KB |
Output is correct |
13 |
Correct |
5 ms |
340 KB |
Output is correct |
14 |
Correct |
11 ms |
440 KB |
Output is correct |
15 |
Correct |
3 ms |
340 KB |
Output is correct |
16 |
Correct |
4 ms |
308 KB |
Output is correct |
17 |
Correct |
12 ms |
340 KB |
Output is correct |
18 |
Correct |
7 ms |
456 KB |
Output is correct |
19 |
Correct |
10 ms |
424 KB |
Output is correct |
20 |
Correct |
9 ms |
340 KB |
Output is correct |
21 |
Execution timed out |
5045 ms |
3072 KB |
Time limit exceeded |
22 |
Halted |
0 ms |
0 KB |
- |