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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#137582#2350. Integer CowBoulevardDustTL 1984ms3884kbC++201.6kb2023-08-10 14:00:382023-08-10 14:07:42

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-08-10 14:07:42]
  • 评测
  • 测评结果:TL
  • 用时:1984ms
  • 内存:3884kb
  • [2023-08-10 14:00:38]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define y0 yyy0
typedef long long ll;
#define sz(x) (int)(x.size())
#define out(x) cerr << #x << " = " << x << " "
#define outln(x) cerr << #x << " = " << x << endl

const ll inf = 10000000000ll;
ll xc, yc, r, x0, y0;
ll s2(ll x) {return x * x;}

int main() {
	int t; scanf("%d", &t); while (t--) {
		scanf("%lld%lld%lld%lld%lld", &xc, &yc, &r, &x0, &y0);
		x0 -= xc, y0 -= yc;
		if (x0 * x0 + y0 * y0 <= r * r) {
			printf("0\n%lld %lld\n", x0 + xc, y0 + yc);
			continue;
		}
		ll ansx = 0ll, ansy = 0ll, dis = s2(x0) + s2(y0);
		if (x0 == 0) {
			if (y0 >= 0) ansx = x0, ansy = r;
			else ansx = x0, ansy = -r;
		} else if (y0 == 0) {
			if (x0 >= 0) ansx = r, ansy = y0;
			else ansx = -r, ansy = y0;
		} else {
			double D = sqrt(x0 * x0 + y0 * y0);
			double xx0 = r / D * x0, yy0 = r / D * y0;
			ll px = (ll)xx0, py = (ll)yy0;
			const int K = 2866;
			for (int i = -K; i <= K; ++i) {
				for (int j = -K; j <= K; ++j) {
					ll qx = px + i, qy = py + j;
					if (qx * qx + qy * qy <= r * r) {
						ll len = s2(qx - x0) + s2(qy - y0);
						if (len < dis) {
							dis = len;
							ansx = qx, ansy = qy;
						}
					}
				}
			}
			const int L = 1900;
			for (int i = -L; i <= L; ++i) {
				for (int j = -L; j <= L; ++j) {
					ll qx = i, qy = j;
					if (qx * qx + qy * qy <= r * r) {
						ll len = s2(qx - x0) + s2(qy - y0);
						if (len < dis) {
							dis = len;
							ansx = qx, ansy = qy;
						}
					}
				}
			}
		}
		x0 += xc, y0 += yc;
		ansx += xc, ansy += yc;
		printf("1\n%lld %lld %lld %lld\n", x0, y0, ansx, ansy); 
	}
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 21ms
memory: 3884kb

input:

3
1 2 1 1 2
3 2 5 -10 3
0 0 1 10 0

output:

0
1 2
1
-10 3 -2 2
1
10 0 1 0

result:

ok correct (3 test cases)

Test #2:

score: 0
Accepted
time: 0ms
memory: 3592kb

input:

1
0 0 1 0 0

output:

0
0 0

result:

ok correct (1 test case)

Test #3:

score: 0
Accepted
time: 1408ms
memory: 3612kb

input:

100
-1 0 2 -3 -2
0 -2 2 -2 0
2 -1 1 0 1
-1 -3 1 -1 0
-1 2 2 -1 -1
2 -2 2 0 -3
-2 -3 2 -3 -2
0 1 2 2 1
-1 0 1 -2 -2
2 -2 2 -1 -2
1 2 2 -2 2
-1 2 1 -1 2
-2 1 2 -3 -2
-1 1 1 -1 1
2 2 1 1 -3
2 0 1 -2 -1
-1 2 1 -2 0
2 -2 2 -2 -1
-2 -2 1 1 -2
-1 1 2 2 1
2 -3 1 0 -1
-3 -3 2 2 -1
2 1 1 -1 1
-3 -2 1 -2 -3
0 ...

output:

1
-3 -2 -2 -1
1
-2 0 -1 -1
1
0 1 1 -1
1
-1 0 -1 -2
1
-1 -1 -1 0
1
0 -3 0 -2
0
-3 -2
0
2 1
1
-2 -2 -1 -1
1
-1 -2 0 -2
1
-2 2 -1 2
0
-1 2
1
-3 -2 -2 -1
0
-1 1
1
1 -3 2 1
1
-2 -1 1 0
1
-2 0 -1 1
1
-2 -1 0 -2
1
1 -2 -1 -2
1
2 1 1 1
1
0 -1 1 -3
1
2 -1 -1 -3
1
-1 1 1 1
1
-2 -3 -3 -3
0
-2 -2
0
-2 -2
0
1 -1...

result:

ok correct (100 test cases)

Test #4:

score: 0
Accepted
time: 1964ms
memory: 3660kb

input:

100
-5 9 1 -2 -7
3 1 6 9 2
-2 -1 2 -7 3
-10 -8 7 -8 6
0 3 9 -6 -7
6 4 9 -1 4
8 6 7 -7 7
3 -7 7 2 0
-5 -1 6 -7 -7
-5 8 7 -9 -6
-6 -5 5 -10 -9
-7 1 9 7 -2
-4 9 4 8 3
3 -9 6 2 -2
-1 -7 3 -8 2
-2 -5 4 -1 0
1 2 9 -5 5
0 9 5 -4 -1
-10 8 2 -3 -7
-8 -3 3 2 -3
3 3 7 -4 6
6 0 6 -3 5
-7 5 9 9 9
2 0 2 8 -10
2 1...

output:

1
-2 -7 -5 8
1
9 2 8 2
1
-7 3 -4 -1
1
-8 6 -10 -1
1
-6 -7 -4 -5
0
-1 4
1
-7 7 1 6
1
2 0 2 -1
1
-7 -7 -7 -6
1
-9 -6 -8 2
1
-10 -9 -10 -8
1
7 -2 2 1
1
8 3 -1 7
1
2 -2 3 -3
1
-8 2 -3 -5
1
-1 0 -2 -1
0
-5 5
1
-4 -1 -3 5
1
-3 -7 -10 6
1
2 -3 -5 -3
1
-4 6 -3 6
1
-3 5 1 3
1
9 9 1 9
1
8 -10 2 -2
1
7 -1 5 1
...

result:

ok correct (100 test cases)

Test #5:

score: 0
Accepted
time: 1812ms
memory: 3704kb

input:

100
-52 -13 72 44 58
79 -58 32 60 11
-50 21 75 95 65
-37 -61 21 -74 -40
0 -88 14 11 -49
10 -80 46 79 -17
75 -94 90 61 -34
-80 19 85 -7 -20
-72 42 56 67 -89
21 51 39 20 88
82 32 56 88 -82
3 51 31 -45 -53
50 12 91 9 46
-45 29 25 76 27
-19 -14 81 22 97
5 93 35 98 64
54 90 88 -100 63
-60 -18 81 -20 8
34...

output:

1
44 58 7 28
1
60 11 68 -28
1
95 65 22 42
1
-74 -40 -54 -49
1
11 -49 5 -75
1
79 -17 43 -48
0
61 -34
0
-7 -20
1
67 -89 -30 5
0
20 88
1
88 -82 82 -24
1
-45 -53 -10 23
0
9 46
1
76 27 -20 29
1
22 97 9 62
1
98 64 39 85
1
-100 63 -33 77
0
-20 8
1
62 16 46 51
1
-46 66 -79 -27
1
62 -91 -11 -54
1
-55 -54 73 ...

result:

ok correct (100 test cases)

Test #6:

score: 0
Accepted
time: 1984ms
memory: 3740kb

input:

100
-14 48 115 -133 160
80 40 30 181 139
114 -109 102 -111 -14
-51 175 113 40 -116
-44 -171 69 6 -128
18 -23 159 94 170
-150 71 199 -167 -181
82 173 50 -138 41
-27 -126 119 195 134
-129 16 169 -103 51
183 136 117 -196 54
25 61 27 166 12
-156 63 199 -8 -56
-143 138 31 -137 125
48 16 44 -83 37
150 -16...

output:

1
-133 160 -99 125
1
181 139 102 60
1
-111 -14 19 -72
1
40 -116 -18 67
0
6 -128
1
94 170 76 125
1
-167 -181 -167 -127
1
-138 41 40 146
1
195 134 53 -38
0
-103 51
1
-196 54 69 110
1
166 12 50 51
0
-8 -56
0
-137 125
1
-83 37 5 25
1
-71 -195 9 -183
1
-77 -188 -51 120
1
-88 135 -100 -179
0
170 90
1
-25 ...

result:

ok correct (100 test cases)

Test #7:

score: -100
Time Limit Exceeded

input:

100
30 194 241 273 -11
476 -181 37 -18 -139
-162 496 295 113 250
-413 467 26 -100 312
-322 -120 423 -86 222
464 231 266 -421 497
249 -467 327 -183 -486
-316 486 468 -295 -286
92 141 487 -146 -13
108 -300 14 318 17
229 -180 49 -247 -464
-385 326 56 -493 62
-365 349 114 -258 293
44 -443 26 -139 -313
6...

output:


result: