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https://github.com/TheAlgorithms/C
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Delete C
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81
C
81
C
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#include <stdio.h>
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void merge(int *array, int low, int middle, int high){
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int left = middle - low + 1;
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int right = high - middle;
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int tmpLeft[left], tmpRight[right];
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for(int i = 0; i < left; i++){
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tmpLeft[i] = array[low + i];
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}
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for(int j = 0; j < right; j++){
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tmpRight[j] = array[middle + 1+ j];
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}
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int i = 0;
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int j = 0;
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int k = low;
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while(i < left && j < right){
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if (tmpLeft[i] <= tmpRight[j]){
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array[k] = tmpLeft[i];
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i++;
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}
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else{
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array[k] = tmpRight[j];
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j++;
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}
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k++;
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}
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while(i < left){
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array[k] = tmpLeft[i];
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i++;
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k++;
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}
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while(j < right){
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array[k] = tmpRight[j];
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j++;
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k++;
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}
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}
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void mergeSort(int array[], int low, int high){
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if (low < high){
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int middle = (low + high) / 2;
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mergeSort(array, low, middle);
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mergeSort(array , middle + 1, high);
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merge(array, low, middle, high);
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}
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}
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int main(){
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int array[] = {10,7,3,9,18,-4,67,32,0,21};
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int size = sizeof array / sizeof array[0];
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int high = size - 1;
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int low = 0;
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printf("\n");
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printf("%s", "Original Array: \n");
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for(int i = 0; i < size; i++) {
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printf("%d ",array[i]);
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}
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printf("\n");
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printf("\n");
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printf("%s", "Sorted Array:\n");
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mergeSort(array,low,high);
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for(int i = 0; i < size; i++) {
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printf("%d ",array[i]);
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}
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return 0;
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}
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