89차 2번 문제풀이

Author: sangminlee98

live8/test89/문제2/이상민.js

@@ -0,0 +1,22 @@
+const input = require("fs")
+  .readFileSync(process.platform === "linux" ? "/dev/stdin" : "./input.txt")
+  .toString()
+  .trim()
+  .split("\n");
+
+const [N, M] = input[0].split(" ").map(Number);
+const arr = input[1].split(" ").map(Number);
+
+let cnt = 0;
+
+for (let i = 0; i < N; i++) {
+  let sum = arr[i];
+  let idx = i;
+  while (sum < M && idx < N) {
+    idx++;
+    sum += arr[idx];
+  }
+  if (sum === M) cnt++;
+}
+
+console.log(cnt);