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countSort.c
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countSort.c
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#include<stdio.h>
#include<limits.h>
#include<stdlib.h>
void printArray(int* A, int high){
for(int i=0; i<high; i++){
printf("%d ", A[i]);
}
printf("\n");
}
int maximum(int A[], int n){
int max = INT_MIN;
for(int i=0; i<n; i++){
if(A[i]>max){
max = A[i];
}
}
return max;
}
void countSort(int *A, int n){
int max = maximum(A, n);
int *count = (int *)malloc((max+1)*(sizeof(int)));
for(int i=0; i<=max; i++){
count[i] = 0;
}
for(int i=0; i<n; i++){
count[A[i]]= count[A[i]]+1;
}
int i=0, j=0;
while(i<=max){
if(count[i]>0){
A[j] = i;
count[i] = count[i]-1;
j++;
}
else{
i++;
}
}
}
int main(){
int n;
scanf("%d", &n);
int b[n];
for(int i=0; i<n; i++)
scanf("%d", &b[i]);
printArray(b, n);
countSort(b, n);
printArray(b, 6);
}