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int n;
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int *p;
Õâ¸öÓ¦¸Ã±»Àí½âΪ“declare p as an int *”£¨pÊÇÒ»¸öint *Ð͵ıäÁ¿£©£¬»òÕß˵pÊÇÒ»¸öÖ¸ÏòÒ»¸öintÐͱäÁ¿µÄÖ¸Õë¡£ÎÒÏëÔÚÕâÀïÕ¹¿ªÌÖÂÛһϣºÎÒ¾õµÃÔÚÉùÃ÷Ò»¸öÖ¸Õ루»òÒýÓã©ÀàÐ͵ıäÁ¿Ê±£¬×îºÃ½«*£¨»ò&£©Ð´ÔÚ½ô¿¿±äÁ¿Ö®Ç°£¬¶ø²»Êǽô¸ú»ù±¾ÀàÐÍÖ®ºó¡£ÕâÑù¿ÉÒÔ±ÜÃâһЩÀí½âÉϵÄÎóÇø£¬±ÈÈ磺
int*  p,q;
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char **argv;
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int RollNum[30][4];
int (*p)[4]=RollNum;
int *q[5];
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int **p1; // p1 is a pointer  to a pointer  to an int.
int *&p2; // p2 is a reference to a pointer  to an int.
int &*p3; // ERROR: Pointer  to a reference is illegal.
int &&p4; // ERROR: Reference to a reference is illegal.
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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");
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   ÀýÈ磺printf("i=%d,ch=%c\n",i,ch);
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