#include <stdio.h>

#include <stdlib.h>

#include <time.h>

main()

{

int t,i,a,b;

time(&t);

srand(t);

while(1)

{

system("cls");

for(i=1;i<=5;i++)

{

a=rand()%100;

b=rand()%100;

printf("a=%d\nb=%d\n",a,b);

printf("a+b=%d\na-b=%d\n\n",a+b,a-b);

}

system("pause");

}

}

--------------------Configuration: 3 - Win32 Debug--------------------

Linking...

LINK : fatal error LNK1168: cannot open Debug/3.exe for writing

执行 link.exe 时出错.

3.exe - 1 error(s), 0 warning(s)