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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#73118#2910. Rise and Fallqdd#AC ✓5ms3520kbC++201018b2023-01-22 11:51:122023-01-22 11:51:14

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.
  • [2023-01-22 11:51:14]
  • 评测
  • 测评结果:AC
  • 用时:5ms
  • 内存:3520kb
  • [2023-01-22 11:51:12]
  • 提交

answer

// qdd on Jan 21, 2023

#ifdef qdd
#include <ringo>
#else
#include <bits/stdc++.h>
#define dbg(...)
#define dbgr(x, y)
#endif

using namespace std;

using ll = long long;

#define ALL(x) begin(x), end(x)

template <class T>
istream& operator>>(istream& is, vector<T>& v) {
  for (T& x : v) is >> x;
  return is;
}

template <class T>
ostream& operator<<(ostream& os, const vector<T>& v) {
  bool f = 0;
  for (const T& x : v) (f ? os << ' ' : os) << x, f = 1;
  return os;
}

void sol() {
  string s;
  cin >> s;
  int n = s.size();
  for (int i = 1; i < n; i++) {
    if (s[i] < s[i - 1]) {
      bool up = 0;
      for (int j = i + 1; j < n; j++) {
        char sub = min(s[j - 1], up ? '9' : s[j]);
        if (sub < s[j]) {
          up = 1;
        }
        s[j] = sub;
      }
      break;
    }
  }
  cout << s << '\n';
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int T;
  cin >> T;
  while (T--) {
    sol();
  }
  return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 5ms
memory: 3408kb

input:

22221
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
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25
26
27
28
29
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31
32
33
34
35
36
37
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41
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43
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45
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47
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49
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51
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53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
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70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
10...

output:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
100
100
...

result:

ok 22221 lines

Test #2:

score: 0
Accepted
time: 2ms
memory: 3432kb

input:

1
81203

output:

81111

result:

ok single line: '81111'

Test #3:

score: 0
Accepted
time: 2ms
memory: 3520kb

input:

1
8147808841161076533069894579323933750148519021491962143504286500141250622416827740645669904579133432788986641975036999807060915645576550126891240755721919151651626566398914283777784133447710259412911998406658975794115346667678250669807533058166651327456477017294271327236068473114601523018648345755...

output:

811111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '811111111111111111111111111111...1111111111111111111111111111111'

Test #4:

score: 0
Accepted
time: 1ms
memory: 3520kb

input:

1
5831547705729169345240362765024919993576553259252420218172763362568668911335592347219626281987701567689003720259437513024567202711198485902726569263700062551675189469675259584393481816239898106918244672383083789350709878093230949359781279167696438904477596174206116283773647485734468161872853869520...

output:

583111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '583111111111111111111111111111...1111111111111111111111111111111'

Test #5:

score: 0
Accepted
time: 2ms
memory: 3360kb

input:

1
5248760413215453424489482713387218758551638756130333667957690314913823581935431904185607869930759707072170039874318911554940926287359166744342040443090119621807344855842756339496619440651040898719679714337601387130583112351958890569192095196419227209998453589605960347133179788266032087649159730837...

output:

522222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222...

result:

ok single line: '522222222222222222222222222222...2222222222222222222222222222222'

Test #6:

score: 0
Accepted
time: 2ms
memory: 3344kb

input:

1
1413863624630645501714417790649284612439472008981238913138158443476045236611475067362971767873807386505772242037025100582863008172210203726856066117259505624294521736410173459337355993938823892150350751339275813293503731574352908254844540852737830753264940954776210071527941353072145382484384568664...

output:

141111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...

result:

ok single line: '141111111111111111111111111111...1111111111111111111111111111111'

Test #7:

score: 0
Accepted
time: 2ms
memory: 3400kb

input:

2
29041
56577

output:

29000
56555

result:

ok 2 lines

Test #8:

score: 0
Accepted
time: 2ms
memory: 3472kb

input:

1
1000000

output:

1000000

result:

ok single line: '1000000'

Test #9:

score: 0
Accepted
time: 2ms
memory: 3380kb

input:

1
99999999

output:

99999999

result:

ok single line: '99999999'

Test #10:

score: 0
Accepted
time: 2ms
memory: 3340kb

input:

1
111111111

output:

111111111

result:

ok single line: '111111111'

Test #11:

score: 0
Accepted
time: 2ms
memory: 3472kb

input:

1
98765432

output:

98765432

result:

ok single line: '98765432'

Test #12:

score: 0
Accepted
time: 2ms
memory: 3468kb

input:

1
12345

output:

12345

result:

ok single line: '12345'