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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#94937#6138. Function and Function2000805113#AC ✓16ms3552kbC++17502b2023-04-08 13:32:262023-04-08 13:32:29

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.
  • [2023-04-08 13:32:29]
  • 评测
  • 测评结果:AC
  • 用时:16ms
  • 内存:3552kb
  • [2023-04-08 13:32:26]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
int T;
const int a[] = {1, 0, 0, 0, 1, 0, 1, 0, 2, 1};
int n, k;
int dfs(int x, int k) {
    if(k == 0) return x;
    if(x == 0) {
        if(k & 1) return 1;
        else return 0;
    }
    int sum = 0;
    while(x) sum += a[x % 10], x /= 10;
    return dfs(sum, k - 1);
}
void solve() {
    scanf("%d%d", &n, &k);
    int ans = 1;
    printf("%d\n", dfs(n, k));
}
int main() {
    cin >> T;
    while(T--) solve();
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 3524kb

input:

6
123456789 1
888888888 1
888888888 2
888888888 999999999
98640 12345
1000000000 0

output:

5
18
2
0
0
1000000000

result:

ok 6 numbers

Test #2:

score: 0
Accepted
time: 16ms
memory: 3552kb

input:

100000
579268184 2
120252252 777743676
255650198 1
152055433 207664522
137430584 754115403
646417467 164848484
743551976 0
0 408695577
363072674 569574204
464290891 0
761830281 3
0 1
49176280 2
791182580 0
474930784 3
402374924 0
739903247 91553857
0 2
688106229 2
65907033 152261569
875191599 3
5319...

output:

0
0
5
0
1
1
743551976
1
1
464290891
0
1
1
791182580
1
402374924
0
0
2
0
1
1
2
1
0
0
0
3
0
0
0
1
0
0
1
0
2
0
1
1
1
0
1
0
0
0
0
0
0
1
55349255
486354015
1
1
0
1
1
0
1
1
0
1
0
9
0
1
1
0
0
1
0
1
1
1
0
0
0
0
25600152
0
0
1
22903397
705086250
771453912
1
1
0
0
1
0
1
1
1
2
1
1
1
1
1
1
6
3
3
1
0
1
0
1
86248...

result:

ok 100000 numbers