백준 5622번: 다이얼 (C언어)

https://www.acmicpc.net/problem/5622

5622번: 다이얼

 

#include<stdio.h>
int main(){
	char str[16];
	int i, count;
	i = count = 0;
	
	scanf("%s", &str);
	
	while(str[i]!='\0'){
		switch(str[i]) {
			case 'A': case 'B': case 'C':
				count += 3; break;
			case 'D': case 'E': case 'F':
				count += 4; break;
			case 'G': case 'H': case 'I':
				count += 5; break;
			case 'J': case 'K': case 'L':
				count += 6; break;
			case 'M': case 'N': case 'O':
				count += 7; break;
			case 'P': case 'Q': case 'R': case 'S':
				count += 8; break;
			case 'T': case 'U': case 'V':
				count += 9; break;
			default:
				count += 10; break;
		}
		i++;
	}
	printf("%d", count);
	
	return 0;
}