Archives
Trending
Support
Login
clear text
XML
Django
JavaScript
MATLAB
C
C++
C#
Python
SQL
Shell
Bash
Markdown
YAML
JSON
HTML
CSS
PHP
Java
Ruby
Go
Rust
Swift
Kotlin
Arduino
TypeScript
Perl
Autohotkey
Lua
SQF
R
Scala
Haskell
Groovy
Dart
Clojure
VB.NET
Objective-C
PowerShell
Bash
CoffeeScript
Verilog
#include <iostream> #include <vector> using namespace std; int rec(int number) { if(number == 0) { return 0; } int last_digit = number % 10; if(last_digit == 9) { last_digit = 7; } return rec(number / 10) * 10 + last_digit; } int main() { int number; cin >> number; cout << rec(number) << endl; return 0; } // rec(9592) = rec(959) * 10 + 2 = 757 * 10 + 2 = 7572 // rec(959) = rec(95) * 10 + 7 = 75 * 10 + 7 = 757 // rec(95) = rec(9) * 10 + 5 = 7 * 10 + 5 = 75 // rec(9) = rec(0) * 10 + 7 = 0 * 10 + 7 = 7 // rec(0) = 0
Mark as private (unlisted)
for 30 minutes
for 6 hours
for 1 day
for 1 week
for 1 month
for 1 year
everlasting (like CCCP)
