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#define NULL 0
#define LEN 10
#define OK printf("\n´Ë×éÊý¾ÝºÏ¸ñ¡£\n")
#define NO printf("\n´Ë×éÊý¾Ý²»ºÏ¸ñ£¡\n")
#define CN printf("\n%30c ΰ³É¹¤×÷ÊÒÈÙÓþ³öÆ· %c\n",17,16)
#include "stdlib.h"
#include "math.h"
static float min,ave;
float *zwfloat(void)
{
float *array,value;
int size,count;
size=LEN;
array=malloc((size+1)*sizeof(float));
if (array==NULL) return NULL;
count=0;
while (scanf("%f",&value),value!=0)
{
if(value<0) continue;
count+=1;
if (count>size)
{
size+=LEN;
array=realloc(array,(size+1)*sizeof(float));
if (array==NULL) return NULL;
}
array[count]=value;
}
if (count<size)
{
array=realloc(array,(count+1)*sizeof(float));
if (array==NULL) return NULL;
}
array[0]=count;
return array;
}
float stdev(float const *p)
{
int i;
float sm=0.0;
ave=0.0;min=p[1];
if (p==NULL) return 0;
for
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1. fcloseº¯Êý
fcloseº¯ÊýµÄ¹¦ÄÜÊǹرÕÒ»¸öÁ÷£¬ÆäÓ÷¨ÊÇ£ºint fclose(FILE *stream); ³ÌÐòÀý×ÓÈçÏ£º
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1. fgetcº¯Êý
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1. initgraphº¯Êý
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1. mallocº¯Êý
mallocº¯ÊýµÄ¹¦ÄÜÊÇÄÚ´æ·ÖÅ亯Êý£¬ÆäÓ÷¨Îª£ºvoid *malloc(unsigned size);³ÌÐòʵÀýÈçÏ£º
#include <stdio.h>
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1. parsfnmº¯Êý
parsfnmº¯ÊýµÄ¹¦ÄÜÊÇ·ÖÎöÎļþÃû£¬ÆäÓ÷¨Îª£ºchar *parsfnm (char *cmdline, struct fcb *fcbptr, ......