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답안 #1049447

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1049447 2024-08-08T18:40:16 Z rainboy Bring Down the Grading Server (CEOI23_gradingserver) C
85 / 100
 4000 ms 7548 KB 
#include <stdio.h>
 
long long min(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:44:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |  scanf("%d%d", &c, &t);
      |  ^~~~~~~~~~~~~~~~~~~~~
gradingserver.c:48:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |   scanf("%lld%lld%lld%lld", &x1, &y2, &x2, &y1), x1 -= y1 * c, x2 -= y2 * c;
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 43 ms 1140 KB Output is correct
3 Correct 46 ms 1260 KB Output is correct
4 Correct 44 ms 1108 KB Output is correct
5 Correct 56 ms 1104 KB Output is correct
6 Correct 45 ms 1100 KB Output is correct
7 Correct 45 ms 1108 KB Output is correct
8 Correct 44 ms 1104 KB Output is correct
9 Correct 42 ms 1232 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 43 ms 1140 KB Output is correct
3 Correct 46 ms 1260 KB Output is correct
4 Correct 44 ms 1108 KB Output is correct
5 Correct 56 ms 1104 KB Output is correct
6 Correct 45 ms 1100 KB Output is correct
7 Correct 45 ms 1108 KB Output is correct
8 Correct 44 ms 1104 KB Output is correct
9 Correct 42 ms 1232 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 43 ms 1164 KB Output is correct
12 Correct 45 ms 1108 KB Output is correct
13 Correct 50 ms 1104 KB Output is correct
14 Correct 43 ms 1104 KB Output is correct
15 Correct 45 ms 1108 KB Output is correct
16 Correct 45 ms 1104 KB Output is correct
17 Correct 45 ms 1116 KB Output is correct
18 Correct 43 ms 1140 KB Output is correct
19 Correct 47 ms 1116 KB Output is correct
20 Correct 48 ms 1108 KB Output is correct
21 Correct 56 ms 1108 KB Output is correct
22 Correct 50 ms 1112 KB Output is correct
23 Correct 48 ms 1116 KB Output is correct
24 Correct 53 ms 1104 KB Output is correct
25 Correct 47 ms 1108 KB Output is correct
26 Correct 55 ms 1280 KB Output is correct
27 Correct 47 ms 1108 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 73 ms 1360 KB Output is correct
2 Correct 69 ms 1172 KB Output is correct
3 Correct 72 ms 1176 KB Output is correct
4 Correct 0 ms 348 KB Output is correct

Subtask #5
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 43 ms 1140 KB Output is correct
3 Correct 46 ms 1260 KB Output is correct
4 Correct 44 ms 1108 KB Output is correct
5 Correct 56 ms 1104 KB Output is correct
6 Correct 45 ms 1100 KB Output is correct
7 Correct 45 ms 1108 KB Output is correct
8 Correct 44 ms 1104 KB Output is correct
9 Correct 42 ms 1232 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 43 ms 1164 KB Output is correct
12 Correct 45 ms 1108 KB Output is correct
13 Correct 50 ms 1104 KB Output is correct
14 Correct 43 ms 1104 KB Output is correct
15 Correct 45 ms 1108 KB Output is correct
16 Correct 45 ms 1104 KB Output is correct
17 Correct 45 ms 1116 KB Output is correct
18 Correct 43 ms 1140 KB Output is correct
19 Correct 47 ms 1116 KB Output is correct
20 Correct 48 ms 1108 KB Output is correct
21 Correct 56 ms 1108 KB Output is correct
22 Correct 50 ms 1112 KB Output is correct
23 Correct 48 ms 1116 KB Output is correct
24 Correct 53 ms 1104 KB Output is correct
25 Correct 47 ms 1108 KB Output is correct
26 Correct 55 ms 1280 KB Output is correct
27 Correct 47 ms 1108 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 43 ms 1116 KB Output is correct
30 Correct 52 ms 1176 KB Output is correct
31 Correct 50 ms 1104 KB Output is correct
32 Correct 44 ms 1104 KB Output is correct
33 Correct 59 ms 1032 KB Output is correct
34 Correct 45 ms 1108 KB Output is correct
35 Correct 46 ms 1108 KB Output is correct
36 Correct 42 ms 1076 KB Output is correct
37 Correct 47 ms 1104 KB Output is correct
38 Correct 47 ms 1104 KB Output is correct
39 Correct 56 ms 1164 KB Output is correct
40 Correct 47 ms 1104 KB Output is correct
41 Correct 47 ms 1112 KB Output is correct
42 Correct 46 ms 1104 KB Output is correct
43 Correct 54 ms 1104 KB Output is correct
44 Correct 45 ms 1108 KB Output is correct
45 Correct 46 ms 1108 KB Output is correct
46 Correct 64 ms 1032 KB Output is correct
47 Correct 50 ms 1108 KB Output is correct
48 Correct 84 ms 1104 KB Output is correct
49 Correct 54 ms 1104 KB Output is correct
50 Correct 54 ms 1072 KB Output is correct
51 Correct 64 ms 1104 KB Output is correct
52 Correct 46 ms 1116 KB Output is correct
53 Correct 47 ms 1180 KB Output is correct
54 Correct 44 ms 1108 KB Output is correct
55 Correct 159 ms 1076 KB Output is correct

Subtask #4
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 43 ms 1140 KB Output is correct
3 Correct 46 ms 1260 KB Output is correct
4 Correct 44 ms 1108 KB Output is correct
5 Correct 56 ms 1104 KB Output is correct
6 Correct 45 ms 1100 KB Output is correct
7 Correct 45 ms 1108 KB Output is correct
8 Correct 44 ms 1104 KB Output is correct
9 Correct 42 ms 1232 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 43 ms 1164 KB Output is correct
12 Correct 45 ms 1108 KB Output is correct
13 Correct 50 ms 1104 KB Output is correct
14 Correct 43 ms 1104 KB Output is correct
15 Correct 45 ms 1108 KB Output is correct
16 Correct 45 ms 1104 KB Output is correct
17 Correct 45 ms 1116 KB Output is correct
18 Correct 43 ms 1140 KB Output is correct
19 Correct 47 ms 1116 KB Output is correct
20 Correct 48 ms 1108 KB Output is correct
21 Correct 56 ms 1108 KB Output is correct
22 Correct 50 ms 1112 KB Output is correct
23 Correct 48 ms 1116 KB Output is correct
24 Correct 53 ms 1104 KB Output is correct
25 Correct 47 ms 1108 KB Output is correct
26 Correct 55 ms 1280 KB Output is correct
27 Correct 47 ms 1108 KB Output is correct
28 Correct 73 ms 1360 KB Output is correct
29 Correct 69 ms 1172 KB Output is correct
30 Correct 72 ms 1176 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 75 ms 1104 KB Output is correct
33 Correct 68 ms 1104 KB Output is correct
34 Correct 85 ms 1108 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 52 ms 1240 KB Output is correct
38 Correct 44 ms 1128 KB Output is correct
39 Correct 45 ms 1104 KB Output is correct
40 Correct 42 ms 1108 KB Output is correct
41 Correct 45 ms 1104 KB Output is correct
42 Correct 45 ms 1244 KB Output is correct
43 Correct 45 ms 1104 KB Output is correct
44 Correct 43 ms 1256 KB Output is correct
45 Correct 47 ms 1108 KB Output is correct
46 Correct 52 ms 1620 KB Output is correct
47 Correct 56 ms 1104 KB Output is correct
48 Correct 48 ms 1184 KB Output is correct
49 Correct 56 ms 1032 KB Output is correct
50 Correct 47 ms 1104 KB Output is correct
51 Correct 65 ms 1148 KB Output is correct
52 Correct 44 ms 1116 KB Output is correct
53 Correct 45 ms 1108 KB Output is correct
54 Correct 0 ms 344 KB Output is correct
55 Correct 45 ms 1128 KB Output is correct
56 Correct 45 ms 1292 KB Output is correct
57 Correct 74 ms 1100 KB Output is correct
58 Correct 49 ms 1104 KB Output is correct
59 Correct 82 ms 1108 KB Output is correct
60 Correct 71 ms 1104 KB Output is correct
61 Correct 77 ms 1244 KB Output is correct
62 Correct 74 ms 1104 KB Output is correct
63 Correct 72 ms 1104 KB Output is correct
64 Correct 73 ms 1108 KB Output is correct
65 Correct 73 ms 1136 KB Output is correct
66 Correct 158 ms 1164 KB Output is correct
67 Correct 196 ms 1268 KB Output is correct
68 Correct 79 ms 1108 KB Output is correct
69 Correct 86 ms 1048 KB Output is correct
70 Correct 89 ms 1108 KB Output is correct
71 Correct 604 ms 1108 KB Output is correct
72 Correct 92 ms 1108 KB Output is correct
73 Correct 582 ms 960 KB Output is correct

Subtask #6
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 43 ms 1140 KB Output is correct
3 Correct 46 ms 1260 KB Output is correct
4 Correct 44 ms 1108 KB Output is correct
5 Correct 56 ms 1104 KB Output is correct
6 Correct 45 ms 1100 KB Output is correct
7 Correct 45 ms 1108 KB Output is correct
8 Correct 44 ms 1104 KB Output is correct
9 Correct 42 ms 1232 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 44 ms 1180 KB Output is correct
12 Correct 43 ms 1104 KB Output is correct
13 Correct 59 ms 1028 KB Output is correct
14 Correct 54 ms 1108 KB Output is correct
15 Correct 44 ms 1100 KB Output is correct
16 Correct 48 ms 1160 KB Output is correct
17 Correct 44 ms 1112 KB Output is correct
18 Correct 41 ms 1108 KB Output is correct
19 Correct 91 ms 1264 KB Output is correct
20 Correct 404 ms 1204 KB Output is correct
21 Correct 692 ms 1128 KB Output is correct
22 Correct 741 ms 1256 KB Output is correct
23 Correct 272 ms 1104 KB Output is correct
24 Correct 270 ms 1180 KB Output is correct
25 Correct 121 ms 1104 KB Output is correct
26 Correct 105 ms 1108 KB Output is correct
27 Correct 741 ms 1248 KB Output is correct
28 Correct 1360 ms 1196 KB Output is correct
29 Correct 374 ms 1020 KB Output is correct

Subtask #7
0.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 43 ms 1140 KB Output is correct
3 Correct 46 ms 1260 KB Output is correct
4 Correct 44 ms 1108 KB Output is correct
5 Correct 56 ms 1104 KB Output is correct
6 Correct 45 ms 1100 KB Output is correct
7 Correct 45 ms 1108 KB Output is correct
8 Correct 44 ms 1104 KB Output is correct
9 Correct 42 ms 1232 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 43 ms 1164 KB Output is correct
12 Correct 45 ms 1108 KB Output is correct
13 Correct 50 ms 1104 KB Output is correct
14 Correct 43 ms 1104 KB Output is correct
15 Correct 45 ms 1108 KB Output is correct
16 Correct 45 ms 1104 KB Output is correct
17 Correct 45 ms 1116 KB Output is correct
18 Correct 43 ms 1140 KB Output is correct
19 Correct 47 ms 1116 KB Output is correct
20 Correct 48 ms 1108 KB Output is correct
21 Correct 56 ms 1108 KB Output is correct
22 Correct 50 ms 1112 KB Output is correct
23 Correct 48 ms 1116 KB Output is correct
24 Correct 53 ms 1104 KB Output is correct
25 Correct 47 ms 1108 KB Output is correct
26 Correct 55 ms 1280 KB Output is correct
27 Correct 47 ms 1108 KB Output is correct
28 Correct 73 ms 1360 KB Output is correct
29 Correct 69 ms 1172 KB Output is correct
30 Correct 72 ms 1176 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 43 ms 1116 KB Output is correct
34 Correct 52 ms 1176 KB Output is correct
35 Correct 50 ms 1104 KB Output is correct
36 Correct 44 ms 1104 KB Output is correct
37 Correct 59 ms 1032 KB Output is correct
38 Correct 45 ms 1108 KB Output is correct
39 Correct 46 ms 1108 KB Output is correct
40 Correct 42 ms 1076 KB Output is correct
41 Correct 47 ms 1104 KB Output is correct
42 Correct 47 ms 1104 KB Output is correct
43 Correct 56 ms 1164 KB Output is correct
44 Correct 47 ms 1104 KB Output is correct
45 Correct 47 ms 1112 KB Output is correct
46 Correct 46 ms 1104 KB Output is correct
47 Correct 54 ms 1104 KB Output is correct
48 Correct 45 ms 1108 KB Output is correct
49 Correct 46 ms 1108 KB Output is correct
50 Correct 64 ms 1032 KB Output is correct
51 Correct 50 ms 1108 KB Output is correct
52 Correct 84 ms 1104 KB Output is correct
53 Correct 54 ms 1104 KB Output is correct
54 Correct 54 ms 1072 KB Output is correct
55 Correct 64 ms 1104 KB Output is correct
56 Correct 46 ms 1116 KB Output is correct
57 Correct 47 ms 1180 KB Output is correct
58 Correct 44 ms 1108 KB Output is correct
59 Correct 159 ms 1076 KB Output is correct
60 Correct 75 ms 1104 KB Output is correct
61 Correct 68 ms 1104 KB Output is correct
62 Correct 85 ms 1108 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 52 ms 1240 KB Output is correct
66 Correct 44 ms 1128 KB Output is correct
67 Correct 45 ms 1104 KB Output is correct
68 Correct 42 ms 1108 KB Output is correct
69 Correct 45 ms 1104 KB Output is correct
70 Correct 45 ms 1244 KB Output is correct
71 Correct 45 ms 1104 KB Output is correct
72 Correct 43 ms 1256 KB Output is correct
73 Correct 47 ms 1108 KB Output is correct
74 Correct 52 ms 1620 KB Output is correct
75 Correct 56 ms 1104 KB Output is correct
76 Correct 48 ms 1184 KB Output is correct
77 Correct 56 ms 1032 KB Output is correct
78 Correct 47 ms 1104 KB Output is correct
79 Correct 65 ms 1148 KB Output is correct
80 Correct 44 ms 1116 KB Output is correct
81 Correct 45 ms 1108 KB Output is correct
82 Correct 0 ms 344 KB Output is correct
83 Correct 45 ms 1128 KB Output is correct
84 Correct 45 ms 1292 KB Output is correct
85 Correct 74 ms 1100 KB Output is correct
86 Correct 49 ms 1104 KB Output is correct
87 Correct 82 ms 1108 KB Output is correct
88 Correct 71 ms 1104 KB Output is correct
89 Correct 77 ms 1244 KB Output is correct
90 Correct 74 ms 1104 KB Output is correct
91 Correct 72 ms 1104 KB Output is correct
92 Correct 73 ms 1108 KB Output is correct
93 Correct 73 ms 1136 KB Output is correct
94 Correct 158 ms 1164 KB Output is correct
95 Correct 196 ms 1268 KB Output is correct
96 Correct 79 ms 1108 KB Output is correct
97 Correct 86 ms 1048 KB Output is correct
98 Correct 89 ms 1108 KB Output is correct
99 Correct 604 ms 1108 KB Output is correct
100 Correct 92 ms 1108 KB Output is correct
101 Correct 582 ms 960 KB Output is correct
102 Correct 0 ms 348 KB Output is correct
103 Correct 44 ms 1180 KB Output is correct
104 Correct 43 ms 1104 KB Output is correct
105 Correct 59 ms 1028 KB Output is correct
106 Correct 54 ms 1108 KB Output is correct
107 Correct 44 ms 1100 KB Output is correct
108 Correct 48 ms 1160 KB Output is correct
109 Correct 44 ms 1112 KB Output is correct
110 Correct 41 ms 1108 KB Output is correct
111 Correct 91 ms 1264 KB Output is correct
112 Correct 404 ms 1204 KB Output is correct
113 Correct 692 ms 1128 KB Output is correct
114 Correct 741 ms 1256 KB Output is correct
115 Correct 272 ms 1104 KB Output is correct
116 Correct 270 ms 1180 KB Output is correct
117 Correct 121 ms 1104 KB Output is correct
118 Correct 105 ms 1108 KB Output is correct
119 Correct 741 ms 1248 KB Output is correct
120 Correct 1360 ms 1196 KB Output is correct
121 Correct 374 ms 1020 KB Output is correct
122 Correct 81 ms 1104 KB Output is correct
123 Correct 68 ms 1256 KB Output is correct
124 Correct 70 ms 1036 KB Output is correct
125 Correct 0 ms 348 KB Output is correct
126 Correct 0 ms 348 KB Output is correct
127 Correct 62 ms 1100 KB Output is correct
128 Correct 71 ms 2896 KB Output is correct
129 Correct 46 ms 2900 KB Output is correct
130 Correct 72 ms 2896 KB Output is correct
131 Correct 58 ms 2796 KB Output is correct
132 Correct 73 ms 2616 KB Output is correct
133 Correct 66 ms 2668 KB Output is correct
134 Correct 72 ms 2640 KB Output is correct
135 Correct 79 ms 3212 KB Output is correct
136 Correct 58 ms 2832 KB Output is correct
137 Correct 59 ms 3152 KB Output is correct
138 Correct 74 ms 3072 KB Output is correct
139 Correct 50 ms 3160 KB Output is correct
140 Correct 79 ms 2872 KB Output is correct
141 Correct 54 ms 3320 KB Output is correct
142 Correct 75 ms 3176 KB Output is correct
143 Correct 49 ms 3152 KB Output is correct
144 Correct 0 ms 348 KB Output is correct
145 Correct 63 ms 3200 KB Output is correct
146 Correct 74 ms 2900 KB Output is correct
147 Correct 69 ms 3456 KB Output is correct
148 Correct 53 ms 3648 KB Output is correct
149 Correct 101 ms 3372 KB Output is correct
150 Correct 78 ms 7240 KB Output is correct
151 Correct 77 ms 7228 KB Output is correct
152 Correct 82 ms 7204 KB Output is correct
153 Correct 77 ms 7440 KB Output is correct
154 Correct 122 ms 7276 KB Output is correct
155 Correct 101 ms 7504 KB Output is correct
156 Correct 157 ms 3412 KB Output is correct
157 Correct 174 ms 3688 KB Output is correct
158 Correct 77 ms 7548 KB Output is correct
159 Correct 113 ms 7064 KB Output is correct
160 Correct 95 ms 5612 KB Output is correct
161 Correct 633 ms 5744 KB Output is correct
162 Correct 125 ms 7044 KB Output is correct
163 Correct 555 ms 4920 KB Output is correct
164 Correct 54 ms 3668 KB Output is correct
165 Correct 62 ms 3696 KB Output is correct
166 Correct 76 ms 3360 KB Output is correct
167 Correct 63 ms 3016 KB Output is correct
168 Correct 183 ms 3664 KB Output is correct
169 Correct 73 ms 3696 KB Output is correct
170 Correct 378 ms 4224 KB Output is correct
171 Correct 615 ms 4316 KB Output is correct
172 Correct 711 ms 4216 KB Output is correct
173 Correct 239 ms 5216 KB Output is correct
174 Correct 266 ms 5396 KB Output is correct
175 Correct 120 ms 5332 KB Output is correct
176 Correct 80 ms 5200 KB Output is correct
177 Correct 689 ms 4944 KB Output is correct
178 Correct 1366 ms 5160 KB Output is correct
179 Correct 397 ms 5088 KB Output is correct
180 Correct 75 ms 7248 KB Output is correct
181 Correct 85 ms 7392 KB Output is correct
182 Correct 120 ms 7504 KB Output is correct
183 Correct 82 ms 7380 KB Output is correct
184 Correct 89 ms 7168 KB Output is correct
185 Execution timed out 4073 ms 4152 KB Time limit exceeded
186 Halted 0 ms 0 KB -