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SẮP XẾP MẢNG Thu Aug 18, 2011 9:10 pm
El Kun
Super Moderator
SẮP XẾP MẢNG
- Code:
#include<alloc.h>
#include<stdio.h>
#include<conio.h>
//=======================================
void taolap(int *A,int n)
{
int i;
printf("\n Tao lap day so:\n");
for(i=0;i<n;i++)
{
printf("\n A[%d]=",i);
scanf("%d",&A[i]);
}
}
void dayso(int *A,int n)
{
int i;
for(i=0;i<n;i++)
printf("%5d",A[i]);
}
void select(int *A,int n)
{
int i,j,temp;
for(i=0;i<n-1;i++)
{
for(j=i+1;j<n;j++)
{
if(A[i]>A[j])
{
temp=A[i];
A[i]=A[j];
A[j]=temp;
}
}
}
printf("\n Ket qua thu duoc la:");
dayso(A,n);
}
void luachon()
{
clrscr();
int *A,n;
printf("\n \t SAP XEP KIEU LUA CHON\n");
printf("\n Nhap so phan tu n=");
scanf("%d",&n);
A=(int*)malloc(n*sizeof(int));
taolap(A,n);
select(A,n);
free(A);
getch();
}
//=======================================
void in2(int *A,int n)
{
int i;
for(i=0;i<n;i++)
printf("%5d",A[i]);
}
void tructiep()
{
clrscr();
int *A,i,j,n,temp;
printf("\n SAP XEP KIEU TRUC TIEP\n");
printf("\n\t SAP XEP KIEU TRUC TIEP\n");
printf("\n Nhap so phan tu n=");
scanf("%d",&n);
A=(int*)malloc(n*sizeof(int));
printf("\n Tao lap day so:\n");
for(i=0;i<n;i++)
{
printf("\n A[%d]=",i);
scanf("%d",&A[i]);
}
for(i=1;i<n;i++)
{
temp=A[i];
for(j=i-1;j>=0&&temp<A[j];j--)
A[j+1]=A[j];
A[j+1]=temp;
printf("\n\nKet qua lan thu %d:",i);
in2(A,i+1);
}
free(A);
getch();
}
//=======================================
void tlap(int *A,int n)
{
int i;
printf("\n");
printf("\n Tao lap day so:\n");
for(i=0;i<n;i++)
{
printf("\n A[%d]=",i);
scanf("%d",&A[i]);
}
}
void in1(int *A,int n)
{
int i;
for(i=0;i<n;i++)
printf("%5d",A[i]);
}
void bubble(int *A,int n)
{
int i,j,temp;
for(i=1;i<n;i++)
{
for(j=n-1;j>=i;j--)
{
if(A[j-1]>A[j])
{
temp=A[j-1];
A[j-1]=A[j];
A[j]=temp;
}
}
printf("\n\n Ket qua lan %d:",i);
in1(A,n);
}
}
void suibot()
{
clrscr();
int *A,n;
printf("\n SAP XEP KIEU SUI BOT\n");
printf("\n Nhap so phan tu n=");
scanf("%d",&n);
A=(int*)malloc(n*sizeof(int));
tlap(A,n);
bubble(A,n) ;
free(A);
getch();
}
//=======================================
void qs(int *A,int left,int right)
{
int i,j,x,y;
i=left;
j=right;
x=A[(left+right)/2];
do
{
while(A[i]<x&&i<right)i++;
while(A[j]>x&&j>left)j--;
if(i<=j)
{
y=A[i];
A[i]=A[j];
A[j]=y;
i++;
j--;
}
}while(i<=j);
if(left<j)qs(A,left,j);
if(i<right)qs(A,i,right);
}
void quick(int *A,int n)
{
qs(A,0,n-1);
}
void in3(int *A,int n)
{
int i;
for(i=0;i<n;i++)
printf("%5d ",A[i]);
}
void nhanh()
{
clrscr();
int *A,n;
printf("\n SAP XAP NHANH\n");
printf("\n So phan tu n=");
scanf("%d",&n);
A=(int*)malloc(n*sizeof(int));
printf("\n\n Tao lap day so:\n");
for(int i=0;i<n;i++)
{
printf("\n A[%d]=",i);
scanf("%d",&A[i]);
}
quick(A,n);
printf("\n\n");
printf("Ket qua thu duoc la:\n\n");
in3(A,n);
getch();
free(A);
}
//=======================================
void in4(int *A,int n)
{
for(int i=0;i<n;i++)
printf("%5d",A[i]);
}
void merge(int *A,int n)
{
int i,k,j,low1,up1,low2,up2,size;
int *ds;
size=1;
ds=(int*)malloc(n*sizeof(int));
while(size<n)
{
low1=0;
k=0 ;
while(low1+size<n)
{
low2=low1+size;
up1=low2-1;
if(low2+size-1<n)
up2=low2+size-1;
else
up2=n-1;
for(i=low1,j=low2;i<=up1 && j<=up2;k++)
{
if(A[i]<=A[j])
ds[k]=A[i++];
else
ds[k]=A[j++];
}
for(;i<up1;k++)
ds[k]=A[i++];
for(;j<up2;k++)
ds[k]=A[j++];
low1=up2+1;
}
for(i=low1;k<n;i++)
ds[k++]=A[i];
for(i=0;i<n;i++)
A[i]=ds[i];
size*=2;
}
printf("\n \n Ket qua thu duoc la:\n\n");
in4(A,n);
free(ds);
}
void hoanhap()
{
clrscr();
int *A,n,i;
printf("\n \t SAP XEP KIEU HOA NHAP\n");
printf("\n So phan tu n=");
scanf("%d",&n);
A=(int*)malloc(n*sizeof(int));
printf("\n Tao lap day so:\n");
for(i=0;i<n;i++)
{
printf("\nA[%2d]=",i);
scanf("%d",&A[i]);
}
merge(A,n);
printf("\n");
getch();
free(A);
}
//=======================================
void in5(int *A,int n)
{
for(int i=0;i<n;i++)
printf("%5d",A[i]);
}
void shaker(int *A,int n)
{
int i,j,temp,tdoi;
do
{
tdoi=0;
for(i=n-1;i>0;i--)
{
if(A[i-1]>A[i])
{
temp=A[i-1];
A[i-1]=A[i];
A[i]=temp;
tdoi=1;
}
}
for(j=1;j<n;j++)
{
if(A[j-1]>A[j])
{
temp=A[j-1];
A[j-1]=A[j];
A[j]=temp;
tdoi=1;
}
}
}while(tdoi);
printf("\n\n Ket qua la :",tdoi);
in5(A,n);
}
void shaker()
{
clrscr();
int *A,n,i;
printf("\n \tSHAKER_SORT\n");
printf("\n So phan tu n=");
scanf("%d",&n);
A=(int*)malloc(n*sizeof(int));
printf("\n \n Tao lap day so:\n");
for(i=0;i<n;i++)
{
printf("\n A[%2d]=",i);
scanf("%d",&A[i]);
}
shaker(A,n);
getch();
free(A);
}
//=======================================
void main()
{
while(1) {
clrscr();
int key;
printf("\n\tSAP XEP VA TIM KIEM\n");
printf("\n 1.Selection_sort\n");;
printf("\n 2.Bubble_sort\n");
printf("\n 3.Insertion_sort\n");
printf("\n 4.Quick_sort\n");
printf("\n 5.Merge_sort\n");
printf("\n 6.Shaker_sort\n");
printf("\n 0.Tro ve");
printf("\nBam mot phim de chon chuc nang:");
scanf("%d",&key);
if(key==0) break;
switch(key)
{
case 1:
clrscr();
luachon();
printf("\n\n\tAn phim bat ky de tro lai menu chinh");
getch();
clrscr();
break;
case 2:
clrscr();
suibot();
printf("\n\n\tAn phim bat ky de tro lai menu chinh");
getch();
clrscr();
break;
case 3:
clrscr();
tructiep();
printf("\n");
printf("\nAn phim bat ky de tro lai menu chinh");
getch();
clrscr();
break;
case 4:
clrscr();
nhanh();
printf("\n");
printf("\nAn phim bat ky de tro lai menu chinh");
getch();
clrscr();
break;
case 5:
clrscr();
hoanhap();
printf("\n");
printf("\nAn phim bat ky de tro lai menu chinh");
getch();
clrscr();
break;
case 6:
clrscr();
shaker();
printf("\n");
printf("\nAn phim bat ky de tro lai menu chinh");
getch();
clrscr();
break;
}
}
// getch();
}
