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#include <stdio.h>
#include <string.h>
#include <math.h>
#define BASE 10
int intlen(long n);
int main()
{
int i, j, num, sz;
i = j = num = sz = 0;
if (!scanf("%d", &num) || num <= 0) {
printf("invalid input\n");
return 1;
}
sz = intlen(num);
for (i = sz; i > 0; i--) {
for (j = 1; j <= num; j++) {
printf("%d",(j % (int) (pow(BASE,i))) / (int) (pow(BASE,i - 1)));
}
printf("\n");
}
return 0;
}
int intlen(long n)
{
return log10(fabs(n)) + 1;
}
/* vim: set ts=4 sw=4: */

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extern _DATA_ACCESS int _SYSMEM_SIZE;
//ÄÚ´æÇøÓò
#pragma DATA_SECTION(_sys_memory, ".sysmem")
far PACKET _sys_memory[1] = { ((size_t)&_SYSMEM_SIZE) - sizeof(PACKET), 0 };
    
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// ¶¨ÒåÒ»¸öÔ­ÐÍΪint Fun( int a );µÄº¯ÊýÖ¸Õë
typedef int (*PTRFUN) ( int aPara );
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#include <stdio.h>
#include <stdlib.h>
 
int main()
{
 int add(int,int); 
 int def(int, int);
 printf("%d\n", add(1,3));
 printf("%d\n", def(3,1));
  ......
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