模拟打字软件

来源：互联网发布：孟山都公司知乎编辑：程序博客网时间：2024/06/02 07:39

#include<iostream>#include<cstdlib>#include<ctime>using namespace std; int gene_rand(int max, int min){int data;//随机数据data = min + (int)(max *rand() / (RAND_MAX + min));//生成随机数return data;}void main(){char src[20]; //被打印字符串char dst[20];//打印字符串int num_ch;//字符个数char contiu;//是否继续do{int right = 0;//正确的个数float  precision = .0;//正确率cout << "目标字符串: \n";srand((unsigned)time(NULL));//种子值num_ch = gene_rand(20, 1);//字符个数for (int i = 0; i < num_ch; i++){char c;c = 'A' + gene_rand(52,0);//52表示共有52个大小写字母while (c >= ('A' + 26) && c < ('A' + 32))//不是字母则重新选择{c = 'A' + gene_rand(52, 0);}cout << c;//循环输出字母src[i] = c;}cout << "\n请输入: \n";//输出字符for (int j = 0; j < num_ch; j++)cin >> dst[j];for (int j = 0; j < num_ch; j++)//判断正误{if (src[j] == dst[j])//相同right++;//正确加一}precision = (float)right / num_ch * 100;cout << "正确率=" << precision << "%" << endl;cout << "继续？Y/N\n";cin >> contiu;} while (contiu == 'y' || contiu == 'Y');}

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