oj.uz

Submission #1056323

# Submission time Handle Problem Language Result Execution time Memory
1056323 2024-08-13T08:50:06 Z rainboy Bring Down the Grading Server (CEOI23_gradingserver) C
85 / 100
 4000 ms 13652 KB 
#include <stdio.h>

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

int c;

int solve(long long x1, long long y1, long long x2, long long y2) {
	long long y;

	if (x1 + y1 * c <= 0)
		return 0;
	if (x2 + y2 * c <= 0)
		return 1;
	if (x1 <= 0) {
		if (x2 > 0) {
			if (x2 >= c)
				return 0;
			if (y2 > 0) {
				if (x2 - x1 >= c)
					return 0;
				return !solve(x2, y2, x1 + c, y1 - 1);
			}
			y = -x1 / (c - x2) + 1;
			return y <= y1 && solve(x1 + y * (c - x2), y1 - y, x2, y2);
		} else {
			y = min(-x1 / c + 1, -x2 / c + 1);
			return solve(x1 + y * c, y1 - y, x2 + y * c, y2 - y);
		}
	}
	if (x1 >= x2 && (x1 >= c || y1 > 0))
		return 1;
	if (x2 < c && x1 + y1 * (c - x2) >= c)
		return 1;
	if (!solve(x2 - x1, y2, x1, y1))
		return 1;
	if (x2 >= c || y1 == 0)
		return 0;
	return solve(x1 + c - x2, y1 - 1, x2, y2);
}

int main() {
	int t;

	scanf("%d%d", &c, &t);
	while (t--) {
		long long x1, y1, x2, y2;

		scanf("%lld%lld%lld%lld", &x1, &y2, &x2, &y1), x1 -= y1 * c, x2 -= y2 * c;
		printf(solve(x1, y1, x2, y2) ? "YES\n" : "NO\n");
	}
	return 0;
}

Compilation message

gradingserver.c: In function 'main':
gradingserver.c:45:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |  scanf("%d%d", &c, &t);
      |  ^~~~~~~~~~~~~~~~~~~~~
gradingserver.c:49:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   49 |   scanf("%lld%lld%lld%lld", &x1, &y2, &x2, &y1), x1 -= y1 * c, x2 -= y2 * c;
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 47 ms 1260 KB Output is correct
3 Correct 49 ms 1220 KB Output is correct
4 Correct 44 ms 3992 KB Output is correct
5 Correct 42 ms 3924 KB Output is correct
6 Correct 45 ms 3924 KB Output is correct
7 Correct 52 ms 4012 KB Output is correct
8 Correct 44 ms 3924 KB Output is correct
9 Correct 78 ms 3924 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 47 ms 1260 KB Output is correct
3 Correct 49 ms 1220 KB Output is correct
4 Correct 44 ms 3992 KB Output is correct
5 Correct 42 ms 3924 KB Output is correct
6 Correct 45 ms 3924 KB Output is correct
7 Correct 52 ms 4012 KB Output is correct
8 Correct 44 ms 3924 KB Output is correct
9 Correct 78 ms 3924 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 65 ms 4056 KB Output is correct
12 Correct 44 ms 3864 KB Output is correct
13 Correct 94 ms 3924 KB Output is correct
14 Correct 54 ms 3920 KB Output is correct
15 Correct 52 ms 4016 KB Output is correct
16 Correct 46 ms 3952 KB Output is correct
17 Correct 48 ms 3808 KB Output is correct
18 Correct 41 ms 3924 KB Output is correct
19 Correct 47 ms 4688 KB Output is correct
20 Correct 59 ms 4308 KB Output is correct
21 Correct 56 ms 4796 KB Output is correct
22 Correct 50 ms 4700 KB Output is correct
23 Correct 52 ms 4692 KB Output is correct
24 Correct 46 ms 4496 KB Output is correct
25 Correct 48 ms 4436 KB Output is correct
26 Correct 45 ms 4692 KB Output is correct
27 Correct 77 ms 4568 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 111 ms 1104 KB Output is correct
2 Correct 68 ms 1108 KB Output is correct
3 Correct 112 ms 1104 KB Output is correct
4 Correct 0 ms 344 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 47 ms 1260 KB Output is correct
3 Correct 49 ms 1220 KB Output is correct
4 Correct 44 ms 3992 KB Output is correct
5 Correct 42 ms 3924 KB Output is correct
6 Correct 45 ms 3924 KB Output is correct
7 Correct 52 ms 4012 KB Output is correct
8 Correct 44 ms 3924 KB Output is correct
9 Correct 78 ms 3924 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 65 ms 4056 KB Output is correct
12 Correct 44 ms 3864 KB Output is correct
13 Correct 94 ms 3924 KB Output is correct
14 Correct 54 ms 3920 KB Output is correct
15 Correct 52 ms 4016 KB Output is correct
16 Correct 46 ms 3952 KB Output is correct
17 Correct 48 ms 3808 KB Output is correct
18 Correct 41 ms 3924 KB Output is correct
19 Correct 47 ms 4688 KB Output is correct
20 Correct 59 ms 4308 KB Output is correct
21 Correct 56 ms 4796 KB Output is correct
22 Correct 50 ms 4700 KB Output is correct
23 Correct 52 ms 4692 KB Output is correct
24 Correct 46 ms 4496 KB Output is correct
25 Correct 48 ms 4436 KB Output is correct
26 Correct 45 ms 4692 KB Output is correct
27 Correct 77 ms 4568 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 43 ms 4088 KB Output is correct
30 Correct 45 ms 3880 KB Output is correct
31 Correct 51 ms 4036 KB Output is correct
32 Correct 74 ms 3924 KB Output is correct
33 Correct 46 ms 3928 KB Output is correct
34 Correct 45 ms 3924 KB Output is correct
35 Correct 43 ms 3924 KB Output is correct
36 Correct 41 ms 3968 KB Output is correct
37 Correct 47 ms 4692 KB Output is correct
38 Correct 48 ms 4436 KB Output is correct
39 Correct 57 ms 4692 KB Output is correct
40 Correct 47 ms 4692 KB Output is correct
41 Correct 51 ms 4692 KB Output is correct
42 Correct 46 ms 4436 KB Output is correct
43 Correct 56 ms 4436 KB Output is correct
44 Correct 77 ms 4696 KB Output is correct
45 Correct 80 ms 4436 KB Output is correct
46 Correct 92 ms 5216 KB Output is correct
47 Correct 50 ms 5632 KB Output is correct
48 Correct 82 ms 5388 KB Output is correct
49 Correct 53 ms 5568 KB Output is correct
50 Correct 54 ms 5716 KB Output is correct
51 Correct 61 ms 5232 KB Output is correct
52 Correct 44 ms 4436 KB Output is correct
53 Correct 48 ms 4692 KB Output is correct
54 Correct 44 ms 4440 KB Output is correct
55 Correct 189 ms 5828 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 47 ms 1260 KB Output is correct
3 Correct 49 ms 1220 KB Output is correct
4 Correct 44 ms 3992 KB Output is correct
5 Correct 42 ms 3924 KB Output is correct
6 Correct 45 ms 3924 KB Output is correct
7 Correct 52 ms 4012 KB Output is correct
8 Correct 44 ms 3924 KB Output is correct
9 Correct 78 ms 3924 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 65 ms 4056 KB Output is correct
12 Correct 44 ms 3864 KB Output is correct
13 Correct 94 ms 3924 KB Output is correct
14 Correct 54 ms 3920 KB Output is correct
15 Correct 52 ms 4016 KB Output is correct
16 Correct 46 ms 3952 KB Output is correct
17 Correct 48 ms 3808 KB Output is correct
18 Correct 41 ms 3924 KB Output is correct
19 Correct 47 ms 4688 KB Output is correct
20 Correct 59 ms 4308 KB Output is correct
21 Correct 56 ms 4796 KB Output is correct
22 Correct 50 ms 4700 KB Output is correct
23 Correct 52 ms 4692 KB Output is correct
24 Correct 46 ms 4496 KB Output is correct
25 Correct 48 ms 4436 KB Output is correct
26 Correct 45 ms 4692 KB Output is correct
27 Correct 77 ms 4568 KB Output is correct
28 Correct 111 ms 1104 KB Output is correct
29 Correct 68 ms 1108 KB Output is correct
30 Correct 112 ms 1104 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 74 ms 13652 KB Output is correct
33 Correct 91 ms 12672 KB Output is correct
34 Correct 82 ms 13428 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 42 ms 3932 KB Output is correct
38 Correct 43 ms 3924 KB Output is correct
39 Correct 45 ms 4044 KB Output is correct
40 Correct 42 ms 3924 KB Output is correct
41 Correct 44 ms 3808 KB Output is correct
42 Correct 49 ms 3924 KB Output is correct
43 Correct 44 ms 3924 KB Output is correct
44 Correct 42 ms 3924 KB Output is correct
45 Correct 84 ms 4692 KB Output is correct
46 Correct 48 ms 4436 KB Output is correct
47 Correct 76 ms 4764 KB Output is correct
48 Correct 48 ms 4692 KB Output is correct
49 Correct 47 ms 4840 KB Output is correct
50 Correct 82 ms 4468 KB Output is correct
51 Correct 47 ms 4436 KB Output is correct
52 Correct 76 ms 4692 KB Output is correct
53 Correct 45 ms 4652 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 58 ms 4692 KB Output is correct
56 Correct 45 ms 4436 KB Output is correct
57 Correct 104 ms 5424 KB Output is correct
58 Correct 80 ms 5716 KB Output is correct
59 Correct 78 ms 5204 KB Output is correct
60 Correct 80 ms 12864 KB Output is correct
61 Correct 84 ms 13112 KB Output is correct
62 Correct 77 ms 12884 KB Output is correct
63 Correct 76 ms 13292 KB Output is correct
64 Correct 102 ms 12628 KB Output is correct
65 Correct 76 ms 13356 KB Output is correct
66 Correct 143 ms 5320 KB Output is correct
67 Correct 165 ms 5476 KB Output is correct
68 Correct 73 ms 13560 KB Output is correct
69 Correct 79 ms 12612 KB Output is correct
70 Correct 124 ms 9304 KB Output is correct
71 Correct 518 ms 10068 KB Output is correct
72 Correct 92 ms 12368 KB Output is correct
73 Correct 487 ms 8120 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 47 ms 1260 KB Output is correct
3 Correct 49 ms 1220 KB Output is correct
4 Correct 44 ms 3992 KB Output is correct
5 Correct 42 ms 3924 KB Output is correct
6 Correct 45 ms 3924 KB Output is correct
7 Correct 52 ms 4012 KB Output is correct
8 Correct 44 ms 3924 KB Output is correct
9 Correct 78 ms 3924 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 44 ms 3976 KB Output is correct
12 Correct 44 ms 3940 KB Output is correct
13 Correct 44 ms 3940 KB Output is correct
14 Correct 84 ms 3888 KB Output is correct
15 Correct 46 ms 3880 KB Output is correct
16 Correct 82 ms 3936 KB Output is correct
17 Correct 48 ms 3924 KB Output is correct
18 Correct 44 ms 3936 KB Output is correct
19 Correct 67 ms 5972 KB Output is correct
20 Correct 353 ms 6996 KB Output is correct
21 Correct 540 ms 6668 KB Output is correct
22 Correct 679 ms 6996 KB Output is correct
23 Correct 214 ms 9040 KB Output is correct
24 Correct 224 ms 9044 KB Output is correct
25 Correct 155 ms 9040 KB Output is correct
26 Correct 75 ms 9044 KB Output is correct
27 Correct 614 ms 8624 KB Output is correct
28 Correct 1118 ms 8604 KB Output is correct
29 Correct 377 ms 8276 KB Output is correct

Subtask #7
0.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 47 ms 1260 KB Output is correct
3 Correct 49 ms 1220 KB Output is correct
4 Correct 44 ms 3992 KB Output is correct
5 Correct 42 ms 3924 KB Output is correct
6 Correct 45 ms 3924 KB Output is correct
7 Correct 52 ms 4012 KB Output is correct
8 Correct 44 ms 3924 KB Output is correct
9 Correct 78 ms 3924 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 65 ms 4056 KB Output is correct
12 Correct 44 ms 3864 KB Output is correct
13 Correct 94 ms 3924 KB Output is correct
14 Correct 54 ms 3920 KB Output is correct
15 Correct 52 ms 4016 KB Output is correct
16 Correct 46 ms 3952 KB Output is correct
17 Correct 48 ms 3808 KB Output is correct
18 Correct 41 ms 3924 KB Output is correct
19 Correct 47 ms 4688 KB Output is correct
20 Correct 59 ms 4308 KB Output is correct
21 Correct 56 ms 4796 KB Output is correct
22 Correct 50 ms 4700 KB Output is correct
23 Correct 52 ms 4692 KB Output is correct
24 Correct 46 ms 4496 KB Output is correct
25 Correct 48 ms 4436 KB Output is correct
26 Correct 45 ms 4692 KB Output is correct
27 Correct 77 ms 4568 KB Output is correct
28 Correct 111 ms 1104 KB Output is correct
29 Correct 68 ms 1108 KB Output is correct
30 Correct 112 ms 1104 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 43 ms 4088 KB Output is correct
34 Correct 45 ms 3880 KB Output is correct
35 Correct 51 ms 4036 KB Output is correct
36 Correct 74 ms 3924 KB Output is correct
37 Correct 46 ms 3928 KB Output is correct
38 Correct 45 ms 3924 KB Output is correct
39 Correct 43 ms 3924 KB Output is correct
40 Correct 41 ms 3968 KB Output is correct
41 Correct 47 ms 4692 KB Output is correct
42 Correct 48 ms 4436 KB Output is correct
43 Correct 57 ms 4692 KB Output is correct
44 Correct 47 ms 4692 KB Output is correct
45 Correct 51 ms 4692 KB Output is correct
46 Correct 46 ms 4436 KB Output is correct
47 Correct 56 ms 4436 KB Output is correct
48 Correct 77 ms 4696 KB Output is correct
49 Correct 80 ms 4436 KB Output is correct
50 Correct 92 ms 5216 KB Output is correct
51 Correct 50 ms 5632 KB Output is correct
52 Correct 82 ms 5388 KB Output is correct
53 Correct 53 ms 5568 KB Output is correct
54 Correct 54 ms 5716 KB Output is correct
55 Correct 61 ms 5232 KB Output is correct
56 Correct 44 ms 4436 KB Output is correct
57 Correct 48 ms 4692 KB Output is correct
58 Correct 44 ms 4440 KB Output is correct
59 Correct 189 ms 5828 KB Output is correct
60 Correct 74 ms 13652 KB Output is correct
61 Correct 91 ms 12672 KB Output is correct
62 Correct 82 ms 13428 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 42 ms 3932 KB Output is correct
66 Correct 43 ms 3924 KB Output is correct
67 Correct 45 ms 4044 KB Output is correct
68 Correct 42 ms 3924 KB Output is correct
69 Correct 44 ms 3808 KB Output is correct
70 Correct 49 ms 3924 KB Output is correct
71 Correct 44 ms 3924 KB Output is correct
72 Correct 42 ms 3924 KB Output is correct
73 Correct 84 ms 4692 KB Output is correct
74 Correct 48 ms 4436 KB Output is correct
75 Correct 76 ms 4764 KB Output is correct
76 Correct 48 ms 4692 KB Output is correct
77 Correct 47 ms 4840 KB Output is correct
78 Correct 82 ms 4468 KB Output is correct
79 Correct 47 ms 4436 KB Output is correct
80 Correct 76 ms 4692 KB Output is correct
81 Correct 45 ms 4652 KB Output is correct
82 Correct 0 ms 348 KB Output is correct
83 Correct 58 ms 4692 KB Output is correct
84 Correct 45 ms 4436 KB Output is correct
85 Correct 104 ms 5424 KB Output is correct
86 Correct 80 ms 5716 KB Output is correct
87 Correct 78 ms 5204 KB Output is correct
88 Correct 80 ms 12864 KB Output is correct
89 Correct 84 ms 13112 KB Output is correct
90 Correct 77 ms 12884 KB Output is correct
91 Correct 76 ms 13292 KB Output is correct
92 Correct 102 ms 12628 KB Output is correct
93 Correct 76 ms 13356 KB Output is correct
94 Correct 143 ms 5320 KB Output is correct
95 Correct 165 ms 5476 KB Output is correct
96 Correct 73 ms 13560 KB Output is correct
97 Correct 79 ms 12612 KB Output is correct
98 Correct 124 ms 9304 KB Output is correct
99 Correct 518 ms 10068 KB Output is correct
100 Correct 92 ms 12368 KB Output is correct
101 Correct 487 ms 8120 KB Output is correct
102 Correct 0 ms 348 KB Output is correct
103 Correct 44 ms 3976 KB Output is correct
104 Correct 44 ms 3940 KB Output is correct
105 Correct 44 ms 3940 KB Output is correct
106 Correct 84 ms 3888 KB Output is correct
107 Correct 46 ms 3880 KB Output is correct
108 Correct 82 ms 3936 KB Output is correct
109 Correct 48 ms 3924 KB Output is correct
110 Correct 44 ms 3936 KB Output is correct
111 Correct 67 ms 5972 KB Output is correct
112 Correct 353 ms 6996 KB Output is correct
113 Correct 540 ms 6668 KB Output is correct
114 Correct 679 ms 6996 KB Output is correct
115 Correct 214 ms 9040 KB Output is correct
116 Correct 224 ms 9044 KB Output is correct
117 Correct 155 ms 9040 KB Output is correct
118 Correct 75 ms 9044 KB Output is correct
119 Correct 614 ms 8624 KB Output is correct
120 Correct 1118 ms 8604 KB Output is correct
121 Correct 377 ms 8276 KB Output is correct
122 Correct 74 ms 13652 KB Output is correct
123 Correct 72 ms 12628 KB Output is correct
124 Correct 76 ms 13208 KB Output is correct
125 Correct 0 ms 348 KB Output is correct
126 Correct 0 ms 348 KB Output is correct
127 Correct 49 ms 3924 KB Output is correct
128 Correct 44 ms 3924 KB Output is correct
129 Correct 44 ms 3968 KB Output is correct
130 Correct 74 ms 3924 KB Output is correct
131 Correct 52 ms 3924 KB Output is correct
132 Correct 49 ms 3924 KB Output is correct
133 Correct 44 ms 3808 KB Output is correct
134 Correct 41 ms 3892 KB Output is correct
135 Correct 58 ms 4580 KB Output is correct
136 Correct 48 ms 4436 KB Output is correct
137 Correct 68 ms 4656 KB Output is correct
138 Correct 82 ms 4732 KB Output is correct
139 Correct 47 ms 4692 KB Output is correct
140 Correct 46 ms 4436 KB Output is correct
141 Correct 51 ms 4436 KB Output is correct
142 Correct 45 ms 4688 KB Output is correct
143 Correct 45 ms 4600 KB Output is correct
144 Correct 0 ms 348 KB Output is correct
145 Correct 43 ms 4904 KB Output is correct
146 Correct 45 ms 4440 KB Output is correct
147 Correct 66 ms 5436 KB Output is correct
148 Correct 50 ms 5712 KB Output is correct
149 Correct 112 ms 5324 KB Output is correct
150 Correct 80 ms 13032 KB Output is correct
151 Correct 110 ms 13140 KB Output is correct
152 Correct 79 ms 12884 KB Output is correct
153 Correct 82 ms 13208 KB Output is correct
154 Correct 76 ms 12780 KB Output is correct
155 Correct 75 ms 13140 KB Output is correct
156 Correct 177 ms 5460 KB Output is correct
157 Correct 138 ms 5460 KB Output is correct
158 Correct 73 ms 13560 KB Output is correct
159 Correct 122 ms 12372 KB Output is correct
160 Correct 120 ms 9304 KB Output is correct
161 Correct 487 ms 10068 KB Output is correct
162 Correct 96 ms 12372 KB Output is correct
163 Correct 508 ms 8188 KB Output is correct
164 Correct 57 ms 5460 KB Output is correct
165 Correct 82 ms 5720 KB Output is correct
166 Correct 63 ms 5304 KB Output is correct
167 Correct 44 ms 4436 KB Output is correct
168 Correct 147 ms 5656 KB Output is correct
169 Correct 58 ms 6060 KB Output is correct
170 Correct 345 ms 6896 KB Output is correct
171 Correct 555 ms 6740 KB Output is correct
172 Correct 692 ms 6996 KB Output is correct
173 Correct 216 ms 8900 KB Output is correct
174 Correct 237 ms 9044 KB Output is correct
175 Correct 116 ms 9044 KB Output is correct
176 Correct 109 ms 8908 KB Output is correct
177 Correct 599 ms 8476 KB Output is correct
178 Correct 1233 ms 8532 KB Output is correct
179 Correct 330 ms 8300 KB Output is correct
180 Correct 110 ms 12884 KB Output is correct
181 Correct 75 ms 13144 KB Output is correct
182 Correct 83 ms 12884 KB Output is correct
183 Correct 88 ms 12640 KB Output is correct
184 Correct 91 ms 12344 KB Output is correct
185 Execution timed out 4096 ms 5212 KB Time limit exceeded
186 Halted 0 ms 0 KB -