oj.uz

Submission #102325

# Submission time Handle Problem Language Result Execution time Memory
102325 2019-03-24T10:43:23 Z MoNsTeR_CuBe Palindrome-Free Numbers (BOI13_numbers) C++17
24.1667 / 100
 1000 ms 504 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long

bool check(string a){
    for(int i = 0; i < a.size()-1; i++){
        if(a[i] == a[i+1]) return false;
    }
    for(int i = 0; i < a.size()-2; i++){
        if(a[i] == a[i+2]) return false;
    }
    return true;
}

string toString(int a){
    string s = "";
    while(a){
        s+=('0'+a%10);
        a/=10;
    }
    return s;
}

signed main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int a;
    int b;
    cin >> a;
    cin >> b;
    int tot = 0;
    while(a <= b){
        if(check(toString(a))) tot++;
        a++;
    }
    cout << tot << endl;
}

Compilation message

numbers.cpp: In function 'bool check(std::__cxx11::string)':
numbers.cpp:7:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < a.size()-1; i++){
                    ~~^~~~~~~~~~~~
numbers.cpp:10:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < a.size()-2; i++){
                    ~~^~~~~~~~~~~~

Subtask #1
12.5 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 384 KB Output isn't correct
2 Incorrect 2 ms 384 KB Output isn't correct
3 Correct 13 ms 388 KB Output is correct
4 Incorrect 5 ms 384 KB Output isn't correct
5 Incorrect 2 ms 384 KB Output isn't correct
6 Incorrect 2 ms 384 KB Output isn't correct
7 Incorrect 2 ms 384 KB Output isn't correct
8 Incorrect 2 ms 384 KB Output isn't correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Incorrect 6 ms 384 KB Output isn't correct
15 Incorrect 7 ms 384 KB Output isn't correct
16 Correct 4 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Incorrect 2 ms 384 KB Output isn't correct
19 Correct 14 ms 384 KB Output is correct
20 Correct 6 ms 384 KB Output is correct

Subtask #2
11.6666666667 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 487 ms 504 KB Output is correct
2 Execution timed out 1080 ms 256 KB Time limit exceeded
3 Execution timed out 1076 ms 384 KB Time limit exceeded
4 Execution timed out 1075 ms 384 KB Time limit exceeded
5 Execution timed out 1077 ms 384 KB Time limit exceeded
6 Execution timed out 1064 ms 384 KB Time limit exceeded
7 Correct 126 ms 384 KB Output is correct
8 Correct 90 ms 376 KB Output is correct
9 Correct 162 ms 384 KB Output is correct
10 Correct 289 ms 388 KB Output is correct
11 Correct 356 ms 504 KB Output is correct
12 Execution timed out 1067 ms 256 KB Time limit exceeded
13 Correct 460 ms 384 KB Output is correct
14 Execution timed out 1075 ms 384 KB Time limit exceeded
15 Execution timed out 1069 ms 256 KB Time limit exceeded
16 Execution timed out 1060 ms 256 KB Time limit exceeded
17 Execution timed out 1076 ms 384 KB Time limit exceeded
18 Execution timed out 1079 ms 256 KB Time limit exceeded
19 Execution timed out 1075 ms 384 KB Time limit exceeded
20 Execution timed out 1070 ms 384 KB Time limit exceeded
21 Execution timed out 1066 ms 384 KB Time limit exceeded
22 Execution timed out 1075 ms 384 KB Time limit exceeded
23 Execution timed out 1074 ms 384 KB Time limit exceeded
24 Execution timed out 1079 ms 384 KB Time limit exceeded
25 Execution timed out 1079 ms 384 KB Time limit exceeded
26 Execution timed out 1082 ms 256 KB Time limit exceeded
27 Execution timed out 1078 ms 384 KB Time limit exceeded
28 Execution timed out 1077 ms 384 KB Time limit exceeded
29 Execution timed out 1080 ms 384 KB Time limit exceeded
30 Execution timed out 1043 ms 384 KB Time limit exceeded
31 Execution timed out 1077 ms 384 KB Time limit exceeded
32 Execution timed out 1060 ms 256 KB Time limit exceeded
33 Execution timed out 1077 ms 384 KB Time limit exceeded
34 Execution timed out 1074 ms 256 KB Time limit exceeded
35 Execution timed out 1076 ms 384 KB Time limit exceeded
36 Execution timed out 1074 ms 384 KB Time limit exceeded
37 Execution timed out 1079 ms 384 KB Time limit exceeded
38 Execution timed out 1074 ms 384 KB Time limit exceeded
39 Execution timed out 1069 ms 384 KB Time limit exceeded
40 Execution timed out 1082 ms 384 KB Time limit exceeded
41 Execution timed out 1064 ms 384 KB Time limit exceeded
42 Execution timed out 1060 ms 384 KB Time limit exceeded
43 Execution timed out 1073 ms 384 KB Time limit exceeded
44 Execution timed out 1077 ms 384 KB Time limit exceeded
45 Execution timed out 1082 ms 384 KB Time limit exceeded