QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#514701#9158. 分数synonym#50 3945ms3752kbC++231.2kb2024-08-11 06:57:112024-08-11 06:57:11

Judging History

你现在查看的是最新测评结果

  • [2024-08-11 06:57:11]
  • 评测
  • 测评结果:50
  • 用时:3945ms
  • 内存:3752kb
  • [2024-08-11 06:57:11]
  • 提交

answer

#include <algorithm>
#include <array>
#include <bitset>
#include <cassert>
#include <chrono>
#include <complex>
#include <cstdio>
#include <cstring>
#include <deque>
#include <iomanip>
#include <iostream>
#include <iterator>
#include <list>
#include <map>
#include <memory>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <tuple>
#include <vector>
using namespace std;
#define int long long
#define all(x) begin(x), end(x)
#define sz(x) (int) (x).size()
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

int vf(int a, int b) {
	if (gcd(a,b) != 1) return 0;
	if (a < b) swap(a,b);
	if (2*b > a) return 0;
	a %= 2*b;
	if (a==0) return 1;
	return vf(a,b);
}

int verif(int a, int b) {
	if (gcd(a,b) != 1) return 0;
	while (1) {
		if (a < b) swap(a,b);
		if (2*b > a) return 0;
		a %= 2*b;
		if (a == 0) return 1;
	}
}

signed main() {
	ios::sync_with_stdio(false); cin.tie(nullptr);
	
	int n, m; cin >> n >> m;
	
	int cnt = 0;
	
	for (int i=1; i<=n; i++) {
		for (int j=1; j<=m; j++) {
			cnt += vf(i,j);
		}
	}
	
	cout<<cnt;
	
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Pretests

Pretest #1:

score: 5
Accepted
time: 1ms
memory: 3576kb

input:

99 99

output:

406

result:

ok 1 number(s): "406"

Pretest #2:

score: 5
Accepted
time: 1ms
memory: 3576kb

input:

98 97

output:

405

result:

ok 1 number(s): "405"

Pretest #3:

score: 5
Accepted
time: 1ms
memory: 3648kb

input:

99 96

output:

396

result:

ok 1 number(s): "396"

Pretest #4:

score: 5
Accepted
time: 47ms
memory: 3692kb

input:

995 977

output:

11153

result:

ok 1 number(s): "11153"

Pretest #5:

score: 5
Accepted
time: 44ms
memory: 3548kb

input:

991 990

output:

11220

result:

ok 1 number(s): "11220"

Pretest #6:

score: 5
Accepted
time: 46ms
memory: 3700kb

input:

976 968

output:

10900

result:

ok 1 number(s): "10900"

Pretest #7:

score: 5
Accepted
time: 3726ms
memory: 3548kb

input:

7602 7864

output:

215706

result:

ok 1 number(s): "215706"

Pretest #8:

score: 5
Accepted
time: 3844ms
memory: 3644kb

input:

7959 7735

output:

220256

result:

ok 1 number(s): "220256"

Pretest #9:

score: 5
Accepted
time: 3871ms
memory: 3648kb

input:

7878 7863

output:

221162

result:

ok 1 number(s): "221162"

Pretest #10:

score: 5
Accepted
time: 3709ms
memory: 3620kb

input:

7788 7658

output:

215323

result:

ok 1 number(s): "215323"

Pretest #11:

score: 0
Time Limit Exceeded

input:

95399 99767

output:


result:


Pretest #12:

score: 0
Time Limit Exceeded

input:

98051 99642

output:


result:


Pretest #13:

score: 0
Time Limit Exceeded

input:

95624 96007

output:


result:


Pretest #14:

score: 0
Time Limit Exceeded

input:

99208 98047

output:


result:


Pretest #15:

score: 0
Time Limit Exceeded

input:

997417 967722

output:


result:


Pretest #16:

score: 0
Time Limit Exceeded

input:

987807 956529

output:


result:


Pretest #17:

score: 0
Time Limit Exceeded

input:

971654 984345

output:


result:


Pretest #18:

score: 0
Time Limit Exceeded

input:

7892259 7983727

output:


result:


Pretest #19:

score: 0
Time Limit Exceeded

input:

7937869 29796968

output:


result:


Pretest #20:

score: 0
Time Limit Exceeded

input:

29717543 29510173

output:


result:



Final Tests

Test #1:

score: 5
Accepted
time: 1ms
memory: 3548kb

input:

96 98

output:

396

result:

ok 1 number(s): "396"

Test #2:

score: 5
Accepted
time: 1ms
memory: 3560kb

input:

100 99

output:

408

result:

ok 1 number(s): "408"

Test #3:

score: 5
Accepted
time: 1ms
memory: 3752kb

input:

99 99

output:

406

result:

ok 1 number(s): "406"

Test #4:

score: 5
Accepted
time: 45ms
memory: 3676kb

input:

963 951

output:

10634

result:

ok 1 number(s): "10634"

Test #5:

score: 5
Accepted
time: 46ms
memory: 3700kb

input:

958 974

output:

10795

result:

ok 1 number(s): "10795"

Test #6:

score: 5
Accepted
time: 46ms
memory: 3608kb

input:

966 990

output:

11003

result:

ok 1 number(s): "11003"

Test #7:

score: 5
Accepted
time: 3945ms
memory: 3636kb

input:

7958 7947

output:

224482

result:

ok 1 number(s): "224482"

Test #8:

score: 5
Accepted
time: 3666ms
memory: 3648kb

input:

7623 7730

output:

213444

result:

ok 1 number(s): "213444"

Test #9:

score: 5
Accepted
time: 3807ms
memory: 3576kb

input:

7845 7783

output:

218916

result:

ok 1 number(s): "218916"

Test #10:

score: 5
Accepted
time: 3814ms
memory: 3648kb

input:

7881 7773

output:

219451

result:

ok 1 number(s): "219451"

Test #11:

score: 0
Time Limit Exceeded

input:

99414 98698

output:


result:


Test #12:

score: 0
Time Limit Exceeded

input:

98249 96148

output:


result:


Test #13:

score: 0
Time Limit Exceeded

input:

99003 96832

output:


result:


Test #14:

score: 0
Time Limit Exceeded

input:

98266 96030

output:


result:


Test #15:

score: 0
Time Limit Exceeded

input:

968207 958885

output:


result:


Test #16:

score: 0
Time Limit Exceeded

input:

959846 998397

output:


result:


Test #17:

score: 0
Time Limit Exceeded

input:

965821 972280

output:


result:


Test #18:

score: 0
Time Limit Exceeded

input:

7855098 7962479

output:


result:


Test #19:

score: 0
Time Limit Exceeded

input:

7841076 29648718

output:


result:


Test #20:

score: 0
Time Limit Exceeded

input:

29365129 29012208

output:


result: