Latest web development tutorials

C Exercise Example 82

100 cases of classic C language 100 cases of classic C language

Title: Octal to decimal

Program Analysis: None.

Source Code:

//  Created by www.w3big.com on 15/11/9.
//  Copyright © 2015年 本教程. All rights reserved.
//

#include<stdio.h>
#include<stdlib.h>
int main()
{
    int n=0,i=0;
    char s[20];
    printf("请输入一个8进制数:\n");
    gets(s);
    while(s[i]!='\0'){
        n=n*8+s[i]-'0';
        i++;
    }
    printf("刚输入的8进制数转化为十进制为\n%d\n",n);
    
    return 0;
}

Run the above example output is:

请输入一个8进制数:
16
刚输入的8进制数转化为十进制为
14

100 cases of classic C language 100 cases of classic C language