qwe/1.c

#include <stdio.h>
int main(){
	const char INPUT_CHOICE = 'i';
	const char OUTPUT_CHOICE = 'o';
	const char ORDER_CHOICE = 'm';
	const char QUIT_CHOICE = 'q';
	char choice;
	printf("                              1.Input\n");
	printf("                              2.Output\n");
	printf("                              3.Order\n");
	printf("                              4.Quit\n");
	scanf("%c",&choice);
	if(choice==INPUT_CHOICE){
		printf("You are trying to Input info\n");
	}else if(choice==OUTPUT_CHOICE){
		printf("You are trying to Output info\n");
	}else if(choice==ORDER_CHOICE){
		printf("You are trying to Make things ordered\n");
	}else if(choice==QUIT_CHOICE){
		printf("You are about to Quit\n");
	}else{
		printf("Wrong input\n");
	}
	return 0;
}