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如何從文本中提取數(shù)字 C語(yǔ)言編程:從字符串中提取數(shù)字?

C語(yǔ)言編程:從字符串中提取數(shù)字?代碼示例:#include<stdio。H>#包含<math。H>#包括<stdlib。H>int main(){intz=0intt,Iint

C語(yǔ)言編程:從字符串中提取數(shù)字?

代碼示例:

#include<stdio。H>

#包含<math。H>

#包括<stdlib。H>

int main()

{

intz=0

intt,I

int*P

INTM=0

ints=0

Chara[10]//輸入字符串到[6

]printf(“please enter a stringn”)中

scanf(%s”,a) //輸入字符串

for(I=0I<10i)//計(jì)算[6]a[6]中的數(shù)字個(gè)數(shù)來(lái)計(jì)算[6]a[number

]{

]{

]{

]{

!{[if[if[I]&[amp&[I]&[amp&[amp[I]&&&[I]&&[I]&if(M=&[amp]&&;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp{

z=(*(P,t))*pow(10,M-(t)1))//組成一個(gè)新的整數(shù)

}

printf(“new composition integer:%dn”,z)

free(P)]})