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#include<stdio.h>

void main()
{
 void inv(int x[],int n);
 int i,a[10]={3,7,9,11,0,6,7,5,4,2};
 printf("the original array:\n");
 for(i=0;i<10;i++)
  printf("%d ",a[i]);
 printf("\n");
 inv(a,10);
 printf("the array has been inverted:\n");
 for(i=0;i<10;i++)
  printf("%d ",a[i]);
 printf("\n");
}

void inv(int x[],int n)
{
 int temp,i,j,m=(n-1)/2;
 for(i=0;i<=m;i++)
 {
  j=n-1-i; Õâ²»Ã÷°× Ϊʲô£¿£¿
  temp=x[i];x[i]=x[j];x[j]=temp;
 }
 return;
}
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C/C++ code:

for(i=0;i<=m;i++)//Êý×éµÄ·´×ªÈçlsËù˵
{
j=n-1-i; //´ÓÊý×éµÄ×îºóÒ»¸öÍùǰÕÒ
temp=x[i];x[i]=x[j];x[j]=temp;
}




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C/C++ code:

#include<stdio.h>

void main()


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#include"stdio.h"
#include"stdlib.h"
void ContrTwo(char i)
{
char str1[8];
itoa(i,str1,2);
printf("%s",str1);
}
unsigned char leftRot(char str,int i);
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