从一个字符数组中读出相应的整数、实数

昨天说过的程序就在这里啦，自由取用，若有问题，可以评论，大家一起讨论










/*从一个字符数组中读出相应的整数、实数*/

 

#include <stdio.h>

#define N 50

 

intmain()

{

    charstr[N];

    ints1[N];

    floats2[N];

    inttemp1;

    floattemp2;

    inti = 0; 

    intm = 0;

    intn = 0;

    floatj;

     

    printf("请输入一个字符数组:\n");

     

    scanf("%s",str);

     

    while(str[i] != '\0')

    {

        while((str[i]>='0'&& str[i]<='9') || (str[i] == '.')) //找数字或小数点

        {

            temp1 = 0;

            temp2 = 0.0;

            while(str[i]>='0'&& str[i]<='9') //遇到数字，计算为整数

            {

                temp1 = temp1 * 10 + (str[i] - '0');

                i++;

            }

            if(str[i] == '.') //判断是否是小数点

            {

                j = 0.1;

                temp2 = temp1;  //遇到小数点将之前算的整数，作为实数的整数部分

                i++;

                while(str[i]>='0'&& str[i]<='9') //小数点后遇到数字，计算小数小数部分

                {

                    temp2 = temp2 + (str[i] - '0') * j;

                    j = j * 0.1;

                    i++;

                }

                s2[m++] = temp2;    //将所有实数给数组s2       

            }

            else

            {

                s1[n++] = temp1;    //将所有整数给数组s1

            }

            i++;

        }

        i++;

    }

         

    printf("整数 : ");

    for(i=0; i<n; i++)

    {

        printf("%d ",s1[i]);

    }

    printf("\n");

     

    printf("实数 : ");

    for(i=0; i<m; i++)

    {

        printf("%.5f ",s2[i]);

    }

    printf("\n"); 

     

    return0;

     

}