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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int strlength(const char* str)
{
int i=0;
while(*str!=0)
{
i++;
str++;
}
return i;
}
int main()
{
const char* test="abcdef";
printf("²âÊÔ×Ö·û´®³¤¶ÈΪ:%d\n",strlen(test));
return 0;
}
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#include <stdio.h>
void convert(char *str)
{
while(*str!=0)
{
if(*str>='a'&&*str<='z')
{
*str=*str+'A'-'a';
}
str++;
}
}
int main()
{
char test[]="abcdef";
printf("ת»¯Ç°µÄ×Ö·û´®Îª£º%s\n",test);
convert(test);
printf("ת»¯ºóµÄ×Ö·û´®Îª£º%s\n",test);
return 0;
}
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#include<unistd.h>
#include<stdlib.h>
#include<stdio.h>
#include<string.h>
/*#define  NULL          0*/
/*    ×Ô¶¨Òå±äÁ¿      */
#define&n ......

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int svd(int m,int n,int withu,int withv,double eps,double tol,
double *a, double *q, double *u, double *v, double *vt)
{

int i,j,k,l,l1,iter,retval;
double c,f,g,h,s,x,y,z;
double *e;

e = (double *)calloc(n,sizeof(double));

retval = 0;
/* Cop ......

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