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tmp = a[i][j];
a[i][j]=a[j][i];
a[j][i]=tmp;



C/C++ code:

int main(int argc,char *argv[]){
int a[3][3]={
{1,2,3},
{4,5,6},
{7,8,9}
};
int b[3][3];
for (int i=0;i<3;i++)
{
for (int j=0;j<3;j++)
{
b[i][j]=a[j][i];
}
}

}



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C/C++ code:
#include<stdio.h>
int main()
{
static int a[3][3]={{1,2,3},{4,5,6},{7,8,9}};
int i,j,t;
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
printf("%d ",a[i][j]);
printf("\n");


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  struct hostent *hp; 
char AlarmDevIP[20];  
  int x2;

hp = gethostbyname("www.google.com");
if (hp)
{ ......

C ³ÌÐòÎÊÌâ (Èý) - C/C++ / CÓïÑÔ

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struct BBB
{
long num£»
char *name;
short int data;
char ha;
short ba[5];
}*p;
p=0x1000000;
p+0x200=____;
(Ulong)p+0x200=____;
(char*)p+0x200=____;
¼ÙÉèÔÚ32λC ......

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#include <conio.h>
#include <stdio.h>
int main()
{
int i;
char *s[]={"BLACK","BLUE","GREEN","CYAN","RE ......
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