编写一个有主程序和子程序结构的程序模块。实现以下功能：

主程序要求从键盘接收一个字符串并建立字节数组TABLE，任一输入一个字符，输出该字符在字符串中出现的次数，输入空格，终止程序退出。-The preparation of a main program and subprogram structure of program modules. To achieve the following functions: the main program requirements to receive a string from the keyboard and the establishment of byte array TABLE, either enter a character, the output of the characters in the string appear in the frequency, enter a space, to withdraw from the termination of the procedure.