Submission #823240

# Submission time Handle Problem Language Result Execution time Memory
823240 2023-08-12T09:54:17 Z rainboy Real Mountains (CCO23_day1problem2) C
25 / 25
294 ms 29436 KB
#include <stdio.h>

#define N	1000000
#define INF	0x3f3f3f3f
#define MD	1000003

int min(int a, int b) { return a < b ? a : b; }
int max(int a, int b) { return a > b ? a : b; }

unsigned int X = 12345;

int rand_() {
	return (X *= 3) >> 1;
}

int aa[N + 2];

void sort(int *ii, int l, int r) {
	while (l < r) {
		int i = l, j = l, k = r, i_ = ii[l + rand_() % (r - l)], tmp;

		while (j < k)
			if (aa[ii[j]] == aa[i_])
				j++;
			else if (aa[ii[j]] < aa[i_]) {
				tmp = ii[i], ii[i] = ii[j], ii[j] = tmp;
				i++, j++;
			} else {
				k--;
				tmp = ii[j], ii[j] = ii[k], ii[k] = tmp;
			}
		sort(ii, l, i);
		l = k;
	}
}

int main() {
	static int ii[N], pp[N + 2], qq[N + 2], bb[N + 2];
	int n, h, i, p, q, al, ar, ak, as, l, r, k, ans;

	scanf("%d", &n);
	for (i = 1; i <= n; i++) {
		scanf("%d", &aa[i]);
		ii[i - 1] = i;
	}
	sort(ii, 0, n);
	for (i = 0; i <= n + 1; i++)
		pp[i] = i - 1, qq[i] = i + 1;
	ans = 0;
	for (h = n - 1, l = n + 2, r = -1; h > 0; h--) {
		i = ii[h];
		l = min(l, i), r = max(r, i);
		p = pp[i], q = qq[i];
		qq[p] = q, pp[q] = p, bb[p] = aa[i];
		k = r - l + 1 - (n - h);
		if (k == 0)
			continue;
		al = aa[ii[h - 1]], ar = aa[ii[h]];
		ak = ar - al, as = (long long) ak * (al + ar - 1) / 2 % MD;
		ans = (ans + ((long long) as * 3 + ak * 2) * k) % MD;
		if (k == 1)
			ans = (ans + ((long long) bb[l - 1] + bb[pp[r + 1]]) * ak - (long long) (as + ak) * 2) % MD;
		else
			ans = (ans + ((long long) bb[l - 1] + bb[pp[r + 1]] + aa[ii[h]]) * ak - (long long) (as + ak) * 3) % MD;
	}
	if (ans < 0)
		ans += MD;
	printf("%d\n", ans);
	return 0;
}

Compilation message

Main.c: In function 'main':
Main.c:41:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   41 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
Main.c:43:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 2 ms 432 KB Output is correct
51 Correct 1 ms 428 KB Output is correct
52 Correct 1 ms 468 KB Output is correct
53 Correct 1 ms 468 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 432 KB Output is correct
58 Correct 2 ms 352 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 476 KB Output is correct
61 Correct 2 ms 348 KB Output is correct
62 Correct 1 ms 324 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 164 ms 19832 KB Output is correct
36 Correct 150 ms 19824 KB Output is correct
37 Correct 163 ms 19840 KB Output is correct
38 Correct 145 ms 19736 KB Output is correct
39 Correct 145 ms 19828 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 111 ms 19736 KB Output is correct
43 Correct 103 ms 19744 KB Output is correct
44 Correct 105 ms 19740 KB Output is correct
45 Correct 87 ms 18116 KB Output is correct
46 Correct 87 ms 18192 KB Output is correct
47 Correct 86 ms 18048 KB Output is correct
48 Correct 106 ms 19740 KB Output is correct
49 Correct 110 ms 19824 KB Output is correct
50 Correct 110 ms 19740 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
49 Correct 164 ms 19832 KB Output is correct
50 Correct 150 ms 19824 KB Output is correct
51 Correct 163 ms 19840 KB Output is correct
52 Correct 145 ms 19736 KB Output is correct
53 Correct 145 ms 19828 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 111 ms 19736 KB Output is correct
57 Correct 103 ms 19744 KB Output is correct
58 Correct 105 ms 19740 KB Output is correct
59 Correct 87 ms 18116 KB Output is correct
60 Correct 87 ms 18192 KB Output is correct
61 Correct 86 ms 18048 KB Output is correct
62 Correct 106 ms 19740 KB Output is correct
63 Correct 110 ms 19824 KB Output is correct
64 Correct 110 ms 19740 KB Output is correct
65 Correct 271 ms 19748 KB Output is correct
66 Correct 259 ms 19828 KB Output is correct
67 Correct 260 ms 19832 KB Output is correct
68 Correct 274 ms 19764 KB Output is correct
69 Correct 265 ms 19740 KB Output is correct
70 Correct 101 ms 19724 KB Output is correct
71 Correct 104 ms 19828 KB Output is correct
72 Correct 104 ms 19716 KB Output is correct
73 Correct 154 ms 19740 KB Output is correct
74 Correct 152 ms 19744 KB Output is correct
75 Correct 150 ms 19736 KB Output is correct
76 Correct 196 ms 19760 KB Output is correct
77 Correct 207 ms 19716 KB Output is correct
78 Correct 202 ms 19740 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 372 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 2 ms 432 KB Output is correct
51 Correct 1 ms 428 KB Output is correct
52 Correct 1 ms 468 KB Output is correct
53 Correct 1 ms 468 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 432 KB Output is correct
58 Correct 2 ms 352 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 476 KB Output is correct
61 Correct 2 ms 348 KB Output is correct
62 Correct 1 ms 324 KB Output is correct
63 Correct 164 ms 19832 KB Output is correct
64 Correct 150 ms 19824 KB Output is correct
65 Correct 163 ms 19840 KB Output is correct
66 Correct 145 ms 19736 KB Output is correct
67 Correct 145 ms 19828 KB Output is correct
68 Correct 0 ms 212 KB Output is correct
69 Correct 0 ms 212 KB Output is correct
70 Correct 111 ms 19736 KB Output is correct
71 Correct 103 ms 19744 KB Output is correct
72 Correct 105 ms 19740 KB Output is correct
73 Correct 87 ms 18116 KB Output is correct
74 Correct 87 ms 18192 KB Output is correct
75 Correct 86 ms 18048 KB Output is correct
76 Correct 106 ms 19740 KB Output is correct
77 Correct 110 ms 19824 KB Output is correct
78 Correct 110 ms 19740 KB Output is correct
79 Correct 271 ms 19748 KB Output is correct
80 Correct 259 ms 19828 KB Output is correct
81 Correct 260 ms 19832 KB Output is correct
82 Correct 274 ms 19764 KB Output is correct
83 Correct 265 ms 19740 KB Output is correct
84 Correct 101 ms 19724 KB Output is correct
85 Correct 104 ms 19828 KB Output is correct
86 Correct 104 ms 19716 KB Output is correct
87 Correct 154 ms 19740 KB Output is correct
88 Correct 152 ms 19744 KB Output is correct
89 Correct 150 ms 19736 KB Output is correct
90 Correct 196 ms 19760 KB Output is correct
91 Correct 207 ms 19716 KB Output is correct
92 Correct 202 ms 19740 KB Output is correct
93 Correct 103 ms 21828 KB Output is correct
94 Correct 188 ms 26908 KB Output is correct
95 Correct 177 ms 27632 KB Output is correct
96 Correct 174 ms 27672 KB Output is correct
97 Correct 220 ms 29436 KB Output is correct
98 Correct 220 ms 29348 KB Output is correct
99 Correct 234 ms 28672 KB Output is correct
100 Correct 293 ms 29268 KB Output is correct
101 Correct 289 ms 29152 KB Output is correct
102 Correct 291 ms 28532 KB Output is correct
103 Correct 283 ms 29224 KB Output is correct
104 Correct 294 ms 29152 KB Output is correct
105 Correct 105 ms 21664 KB Output is correct
106 Correct 98 ms 21792 KB Output is correct