최담은/주중8A/20회차

주중8/Dameun/Week19/과일장수.js

@@ -0,0 +1,12 @@
+function solution(k, m, score) {
+  const arr = score.sort((a, b) => b - a);
+  let count = 0;
+
+  for (let n = m - 1; n < arr.length; n += m) {
+    count += arr[n] * m;
+  }
+  return count;
+}
+//위에서부터 m개씩
+
+solution(4, 3, [4, 1, 2, 2, 4, 4, 4, 4, 1, 2, 4, 2]);

주중8/Dameun/Week19/소수만들기.js

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+function solution(nums) {
+  let answer = 0;
+  const plusNum = [];
+  for (let i = 0; i < nums.length; i++) {
+    for (let j = i + 1; j < nums.length; j++) {
+      for (let k = j + 1; k < nums.length; k++) {
+        plusNum.push(nums[i] + nums[j] + nums[k]);
+      }
+    }
+  }
+
+  for (let n of plusNum) {
+    if (isPrime(n)) answer += 1;
+  }
+  return answer;
+}
+
+function isPrime(num) {
+  for (let i = 2; i <= Math.sqrt(num); i++) {
+    if (num % i === 0) return false;
+  }
+  return num >= 2;
+}

주중8/Dameun/Week19/피보나치.js

@@ -0,0 +1,9 @@
+function solution(n) {
+  let fibo = [0, 1];
+  for (let i = 2; i <= n; i++) {
+    fibo.push((fibo[i - 1] + fibo[i - 2]) % 1234567);
+  }
+  return fibo[n];
+}
+
+//9점