#Diktat Alpro Bab 8 - Latihan No.8
Diketahui deretan data sebagai berikut :
8 1 4 9 7 3 5 2 7
Urutkan data tsb. memakaiMerge sort, agar elemen terkecil berada paling depan (urutan
pertama), semakin ke belakang semakin besar !
Program:
#include <iostream>
using namespace std;
void merge(int low, int mid, int up);
void mergeSort(int low, int up);
int a[9] = {8 , 1 , 4 , 9 , 7 , 3 , 5 , 2 , 7 };
int main()
{
int jumlahBil,i;
for(int i=0; i<9;i++)
{
cout<<"Bilangan ke- ["<< i + 1 << "] "<<a[i]<<endl;
}
mergeSort(1,9);
for(i=0;i<9;i++)
cout<<a[i]<<" ";
cout<<endl;
return 0;
}
void merge(int low, int mid, int up)
{
int h, i,j,k;
int b[50];
h = low;
i = low;
j = mid+1;
while((h<=mid)&&(j<=up))
{
if(a[h] < a[j])
{
b[i]=a[h];
h++;
}
else
{
b[i]=a[j];
j++;
}
i++;
}
if(h>mid)
{
for(k=j;k<=up;k++){
b[i]=a[k];
i++;
}
}
else
{
for(k=h;k<=mid;k++)
{
b[i]=a[k];
i++;
}
}
for(k=low;k<=up;k++) a[k]=b[k];
}
void mergeSort(int low, int up)
{
int mid;
if(low<up)
{
mid=(low+up)/2;
mergeSort(low,mid);
mergeSort(mid+1,up);
merge(low,mid,up);
}
}
Rabu, 13 April 2016
Diktat Alpro Bab 8 - Latihan No.8
03.52
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