C Programming Tutorial - 41 - Sorting Arrays

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

int main()
{
    int i, temp, swapped;
    int howMany = 10;
    int goals[howMany];

    //create an array of random numbers
    for(i=0; i<howMany; i++){
        goals[i] = ( rand()%24 )+1;
    }

    printf("Original List\n");
    for(i=0; i<howMany; i++){
        printf("%d \n", goals[i]);
    }

    while(1){

        swapped = 0;

        //comparing each number to number after it
        //last number won’t have a number after, so howMany -1
        for(i=0; i<howMany-1; i++){
            //if first number bigger, swap them
            if(goals[i]>goals[i+1]){
                int temp = goals[i]; //we are going to replace it
                goals[i] = goals[i+1]; //replace first with second
                goals[i+1] = temp; //replace second with first
                swapped = 1;
            }
        }

        if(swapped==0){
            break;
        }

    }

    //print out the sorted list
    printf("\nSorted List\n");
    for(i=0; i<howMany; i++){
        printf("%d \n", goals[i]);
    }

    return 0;
}