HackerRank Time Conversion Problem Solution

 


HackerRank Time Conversion Problem Solution in C#include <stdio.h>

#include <string.h>
#include <math.h>
#include <stdlib.h>

int main() {

    /* Enter your code here. Read input from STDIN. Print output to STDOUT */    
       char time[10];
    int hr1,hr2,hr3,hr,min,sec,i;
    scanf("%s",time);
    if(time[8]=='A')
    {
        if(time[0]=='1'&&time[1]=='2')
            {
            time[0]='0';
            time[1]='0';
        }
        for(i=0;i<8;i++)
                    printf("%c",time[i]);
    }
    else if(time[8]=='P')
        {
            hr1=time[0]-'0';
            hr2=time[1]-'0';
            hr3=hr1*10+hr2;
            hr=12+hr3;
        if(hr==24)
            hr=12;
            printf("%d",hr);
        for(i=2;i<8;i++)
            printf("%c",time[i]);
    }
    return 0;

}

HackerRank Time Conversion Problem Solution in JavaScript

function processData(input) {
    //Enter your code here

    if(input.indexOf('PM') !== -1) {
        input = input.replace('PM', '');
        var data = input.split(':');
        var hour = parseInt(data[0], 10);
        if(hour !== 12) {
            hour += 12;
        }
        
        data[0] = hour;
        
        console.log(data.join(':'));
        

    } else {
        input = input.replace('AM', '');
        var data = input.split(':');
        var hour = parseInt(data[0], 10);
        if(hour === 12) {
            hour = 0;
        }
        
        data[0] = hour < 10 ? '0' + hour : hour;
        console.log(data.join(':'));
    }
} 

process.stdin.resume();
process.stdin.setEncoding("ascii");
_input = "";
process.stdin.on("data", function (input) {
    _input += input;
});

process.stdin.on("end", function () {
   processData(_input);
});

HackerRank Time Conversion Problem Solution in Python

inS = input()

if (inS[0:2] == '12'):
    if (inS[8:] == 'AM'):
        hrs = int(inS[0:2])
        hrs = hrs - 12
        hrs = str(hrs) + '0'
        outS = hrs + inS[2:8]
        print(outS)
    else:
        print(inS[0:8])
elif (inS == '12:00:00PM'):
    print('12:00:00')
elif (inS[8:] == 'AM'):
    print(inS[0:8])
else:
    hrs = int(inS[0:2])
    hrs = hrs + 12
    outS = str(hrs) + inS[2:8]
    print(outS)

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