Node.js) 백준 29713번: 브실이의 띠부띠부씰 컬렉션 🍪

https://www.acmicpc.net/problem/29713

29713번: 브실이의 띠부띠부씰 컬렉션 🍪

const [n, stkr] = require('fs')
	.readFileSync('./dev/stdin')
	.toString()
	.trim()
	.split('\n')
	.map((v) => v.trim());

let B = 0;
let R = 0;
let O = 0;
let N = 0;
let Z = 0;
let E = 0;
let S = 0;
let I = 0;
let L = 0;
let V = 0;

for (let i = 0; i < +n; i++) {
	const c = stkr[i];
	switch (c) {
		case 'B':
			B++;
			break;
		case 'R':
			R++;
			break;
		case 'O':
			O++;
			break;
		case 'N':
			N++;
			break;
		case 'Z':
			Z++;
			break;
		case 'E':
			E++;
			break;
		case 'S':
			S++;
			break;
		case 'I':
			I++;
			break;
		case 'L':
			L++;
			break;
		case 'V':
			V++;
			break;
	}
}
// console.log(B, R, O, N, Z, E, S, I, L, V);

R = Math.floor(R / 2);
E = Math.floor(E / 2);

console.log(Math.min(B, R, O, N, Z, E, S, I, L, V));