Codeforces (825A) Problem Solution

Codeforces (1005B) problem solution

Codeforces 577 - A problem solution

Codeforces 707 - A problem solution

A - Binary Protocol

Problem link : Codeforces 825A

Solution :

• C++
• Python 3
• JAVA

#include<bits/stdc++.h>
using namespace std;
 
int main()
{
    int i,j=1,n;
    string s;
    cin>>n>>s;
    for(i=1;i<n;i++)
    {
        if(s[i]=='0')
        {
            cout<<j;
            j=0;
        }
        else
        {
            j++;
        }
    }
    cout<<j<<"\n";
    return 0;
}

input()
s = input().split('0')
for i in s:
    print(len(i), end='')

import java.util.*;
 
public class Z825A {
	
	public static void decode(String line) {
		int sum = 0;
		for(int i=0;i<line.length();++i) {
			if(line.charAt(i) == '0') {
				System.out.print(sum);
				sum = 0;
			}
			else {
				++sum;
			}
		}
		
		System.out.print(sum);
	}
	
	public static void main(String[] args) {
		
		Scanner input = new Scanner(System.in);
		
		int n = input.nextInt();
		String line = input.next();
		
		decode(line);
		
	}
}