QOJ.ac

QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#223403	#2919. Subprime	rlong	AC ✓	71ms	4604kb	C++17	846b	2023-10-22 02:52:46	2023-10-22 02:52:47

Judging History

你现在查看的是最新测评结果

[2023-10-22 02:52:47]
评测

测评结果：AC
用时：71ms
内存：4604kb

查看

[2023-10-22 02:52:46]
提交

answer

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

int main() {
    int l, h;
    cin >> l >> h;
    string val;
    cin >> val;
    

    ll mx = 1e7;
    vector<bool> is_prime(mx+1, true);
    is_prime[0] = is_prime[1] = false;
    for (ll i = 2; i <= mx; i++) {
        if (is_prime[i] && i * i <= mx) {
            for (int j = i * i; j <= mx; j += i)
                is_prime[j] = false;
        }
    }
    
    int num_prime = 0;
    int ans = 0;
    
    for(int i = 0; i <= mx; i++) {
        if(!is_prime[i]) continue;
        else num_prime++;
        
        if(l <= num_prime && num_prime <= h) {
            string s = to_string(i);
            if (s.find(val) != string::npos) ans++;
        }
    }
    
    cout << ans << endl;
    
    
    
    
    
    
    
}

源文件, 语言: C++17

詳細信息

Test #1:

score: 100

Accepted

time: 65ms

memory: 4540kb

input:

1 10000
389

output:

result:

ok single line: '45'

Test #2:

score: 0

Accepted

time: 64ms

memory: 4460kb

input:

1 100
8

output:

result:

ok single line: '8'

Test #3:

score: 0

Accepted

time: 64ms

memory: 4508kb

input:

8000 9000
395

output:

result:

ok single line: '0'

Test #4:

score: 0

Accepted

time: 66ms

memory: 4516kb

input:

50000 80000
572

output:

result:

ok single line: '63'

Test #5:

score: 0

Accepted

time: 64ms

memory: 4372kb

input:

90000 100000
9999

output:

result:

ok single line: '5'

Test #6:

score: 0

Accepted

time: 66ms

memory: 4532kb

input:

1 100000
37502

output:

result:

ok single line: '1'

Test #7:

score: 0

Accepted

time: 65ms

memory: 4580kb

input:

1 1000
000

output:

result:

ok single line: '0'

Test #8:

score: 0

Accepted

time: 64ms

memory: 4464kb

input:

4509 12345
9999

output:

result:

ok single line: '4'

Test #9:

score: 0

Accepted

time: 64ms

memory: 4512kb

input:

1 1
2

output:

result:

ok single line: '1'

Test #10:

score: 0

Accepted

time: 65ms

memory: 4600kb

input:

2 8
2

output:

result:

ok single line: '0'

Test #11:

score: 0

Accepted

time: 64ms

memory: 4440kb

input:

2 9
2

output:

result:

ok single line: '1'

Test #12:

score: 0

Accepted

time: 62ms

memory: 4472kb

input:

1 100000
2

output:

result:

ok single line: '44448'

Test #13:

score: 0

Accepted

time: 66ms

memory: 4380kb

input:

1 100000
0

output:

result:

ok single line: '38298'

Test #14:

score: 0

Accepted

time: 66ms

memory: 4440kb

input:

1 100000
00

output:

result:

ok single line: '3384'

Test #15:

score: 0

Accepted

time: 66ms

memory: 4600kb

input:

1 100000
000000

output:

result:

ok single line: '0'

Test #16:

score: 0

Accepted

time: 64ms

memory: 4396kb

input:

6 6
13

output:

result:

ok single line: '1'

Test #17:

score: 0

Accepted

time: 64ms

memory: 4412kb

input:

19 19
67

output:

result:

ok single line: '1'

Test #18:

score: 0

Accepted

time: 61ms

memory: 4408kb

input:

2137 2137
18719

output:

result:

ok single line: '1'

Test #19:

score: 0

Accepted

time: 66ms

memory: 4452kb

input:

1 100000
1

output:

result:

ok single line: '65575'

Test #20:

score: 0

Accepted

time: 66ms

memory: 4376kb

input:

1 100000
9

output:

result:

ok single line: '54268'

Test #21:

score: 0

Accepted

time: 66ms

memory: 4496kb

input:

12345 98765
0021

output:

result:

ok single line: '40'

Test #22:

score: 0

Accepted

time: 65ms

memory: 4536kb

input:

12345 98765
0201

output:

result:

ok single line: '38'

Test #23:

score: 0

Accepted

time: 66ms

memory: 4600kb

input:

12345 98765
2022

output:

result:

ok single line: '21'

Test #24:

score: 0

Accepted

time: 66ms

memory: 4476kb

input:

12345 98765
0222

output:

result:

ok single line: '16'

Test #25:

score: 0

Accepted

time: 67ms

memory: 4520kb

input:

1 100000
123456

output:

result:

ok single line: '0'

Test #26:

score: 0

Accepted

time: 66ms

memory: 4468kb

input:

1 100000
999937

output:

result:

ok single line: '0'

Test #27:

score: 0

Accepted

time: 66ms

memory: 4600kb

input:

1 100000
999953

output:

result:

ok single line: '1'

Test #28:

score: 0

Accepted

time: 66ms

memory: 4488kb

input:

1 100000
299709

output:

result:

ok single line: '1'

Test #29:

score: 0

Accepted

time: 66ms

memory: 4548kb

input:

1 99999
299709

output:

result:

ok single line: '0'

Test #30:

score: 0

Accepted

time: 66ms

memory: 4576kb

input:

50000 100000
611953

output:

result:

ok single line: '1'

Test #31:

score: 0

Accepted

time: 66ms

memory: 4500kb

input:

50001 100000
611953

output:

result:

ok single line: '0'

Test #32:

score: 0

Accepted

time: 71ms

memory: 4576kb

input:

1 100000
12345

output:

result:

ok single line: '8'

Test #33:

score: 0

Accepted

time: 66ms

memory: 4536kb

input:

1 100000
2053

output:

result:

ok single line: '46'

Test #34:

score: 0

Accepted

time: 64ms

memory: 4580kb

input:

3 5
3

output:

result:

ok single line: '0'

Test #35:

score: 0

Accepted

time: 65ms

memory: 4532kb

input:

2 6
3

output:

result:

ok single line: '2'

Test #36:

score: 0

Accepted

time: 64ms

memory: 4576kb

input:

1 669
4999

output:

result:

ok single line: '1'

Test #37:

score: 0

Accepted

time: 64ms

memory: 4520kb

input:

260 309
003

output:

result:

ok single line: '1'

Test #38:

score: 0

Accepted

time: 65ms

memory: 4452kb

input:

1110 1159
151

output:

result:

ok single line: '1'

Test #39:

score: 0

Accepted

time: 64ms

memory: 4540kb

input:

145 155
88

output:

result:

ok single line: '3'

Test #40:

score: 0

Accepted

time: 66ms

memory: 4360kb

input:

2 99999
0

output:

result:

ok single line: '38297'

Test #41:

score: 0

Accepted

time: 65ms

memory: 4368kb

input:

1911 2000
111

output:

result:

ok single line: '0'

Test #42:

score: 0

Accepted

time: 60ms

memory: 4436kb

input:

99960 100000
9709

output:

result:

ok single line: '1'

Test #43:

score: 0

Accepted

time: 64ms

memory: 4528kb

input:

1 9
2

output:

result:

ok single line: '2'

Test #44:

score: 0

Accepted

time: 66ms

memory: 4600kb

input:

16498 80565
56756

output:

result:

ok single line: '1'

Test #45:

score: 0

Accepted

time: 64ms

memory: 4604kb

input:

15975 23849
69814

output:

result:

ok single line: '0'

Test #46:

score: 0

Accepted

time: 65ms

memory: 4572kb

input:

21354 64868
3299

output:

result:

ok single line: '23'

Test #47:

score: 0

Accepted

time: 66ms

memory: 4520kb

input:

1 100000
129

output:

result:

ok single line: '1284'

Test #48:

score: 0

Accepted

time: 65ms

memory: 4440kb

input:

30521 89695
22212

output:

result:

ok single line: '0'

Test #49:

score: 0

Accepted

time: 65ms

memory: 4324kb

input:

1 1
99

output:

result:

ok single line: '0'

Test #50:

score: 0

Accepted

time: 64ms

memory: 4436kb

input:

1 9
99

output:

result:

ok single line: '0'

Test #51:

score: 0

Accepted

time: 64ms

memory: 4412kb

input:

1 10
9

output:

result:

ok single line: '2'

Test #52:

score: 0

Accepted

time: 61ms

memory: 4600kb

input:

500 1000
43

output:

result:

ok single line: '26'

Test #53:

score: 0

Accepted

time: 61ms

memory: 4412kb

input:

1 1000
00

output:

result:

ok single line: '10'