問題 1012: C語言程式設計教程（第三版）課後習題6.2

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/********************************************************************@file     Main.cpp@date     2017-5-10@author   Zoro_Tiger@brief    問題 1012: C語言程式設計教程（第三版）課後習題6.2          http://www.dotcpp.com/oj/problem1012.html********************************************************************/#include <cstdio>#include <string>#include <iostream>#include <algorithm>#include <cstring>#define TEST#undef  TESTint main(int argc, const char* argv[]){#ifdef TEST    freopen("in.txt", "r", stdin);    freopen("out.txt", "w", stdout);#endif    std::string input = "";    while (getline(std::cin, input))    {        int alpha_num = std::count_if(input.begin(), input.end(), isalpha);        int digit_num = std::count_if(input.begin(), input.end(), isdigit);        int space_num = std::count_if(input.begin(), input.end(), isspace);        printf("%d ",  alpha_num);        printf("%d ",  digit_num);        printf("%d ",  space_num);        printf("%d\n", input.size() - alpha_num - digit_num - space_num);    }    return 0;}

 

問題 1012: C語言程式設計教程（第三版）課後習題6.2