diff --git a/.yarn/cache/fsevents-patch-8f8bff7336-8.zip b/.yarn/cache/fsevents-patch-8f8bff7336-8.zip
deleted file mode 100644
index 8043946..0000000
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diff --git a/.yarn/cache/http-cache-semantics-npm-4.1.0-860520a31f-974de94a81.zip b/.yarn/cache/http-cache-semantics-npm-4.1.0-860520a31f-974de94a81.zip
deleted file mode 100644
index ed85c1c..0000000
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diff --git a/.yarn/cache/http-cache-semantics-npm-4.1.1-1120131375-83ac0bc60b.zip b/.yarn/cache/http-cache-semantics-npm-4.1.1-1120131375-83ac0bc60b.zip
new file mode 100644
index 0000000..19f1e0a
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diff --git a/.yarn/cache/resolve-patch-2a6955419f-6fd799f282.zip b/.yarn/cache/resolve-patch-3775f38cdc-6fd799f282.zip
similarity index 100%
rename from .yarn/cache/resolve-patch-2a6955419f-6fd799f282.zip
rename to .yarn/cache/resolve-patch-3775f38cdc-6fd799f282.zip
diff --git a/.yarn/cache/resolve-patch-b31813b232-e9dbca7860.zip b/.yarn/cache/resolve-patch-6937e030b1-e9dbca7860.zip
similarity index 100%
rename from .yarn/cache/resolve-patch-b31813b232-e9dbca7860.zip
rename to .yarn/cache/resolve-patch-6937e030b1-e9dbca7860.zip
diff --git a/.yarn/cache/typescript-patch-8adb042441-301459fc3e.zip b/.yarn/cache/typescript-patch-5b3c915f01-563a0ef47a.zip
similarity index 59%
rename from .yarn/cache/typescript-patch-8adb042441-301459fc3e.zip
rename to .yarn/cache/typescript-patch-5b3c915f01-563a0ef47a.zip
index e060c93..902a50c 100644
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diff --git a/2023/warm-up/square-root/square-root.js b/2023/warm-up/square-root/square-root.js
new file mode 100644
index 0000000..2130a7b
--- /dev/null
+++ b/2023/warm-up/square-root/square-root.js
@@ -0,0 +1,29 @@
+const squareRoot = (num) => {
+  if (num <= 2) {
+    return num;
+  }
+
+  let left = 2;
+  let right = Math.floor(num / 2);
+
+  while (left <= right) {
+    const middle = Math.floor((left + right) / 2);
+    const res = middle * middle;
+
+    if (res === num) {
+      return middle;
+    }
+
+    if (res < num) {
+      left = middle + 1;
+    }
+
+    if (res > num) {
+      right = middle - 1;
+    }
+  }
+
+  return Math.floor(right);
+};
+
+module.exports = squareRoot;
diff --git a/2023/warm-up/square-root/square-root.spec.js b/2023/warm-up/square-root/square-root.spec.js
new file mode 100644
index 0000000..47fc96f
--- /dev/null
+++ b/2023/warm-up/square-root/square-root.spec.js
@@ -0,0 +1,32 @@
+const squareRoot = require("./square-root");
+describe("should find the clothest square root", () => {
+  it("returns 2 for 4", () => {
+    const res = squareRoot(4);
+
+    expect(res).toBe(2);
+  });
+
+  it("calculates for 2", () => {
+    const res = squareRoot(2);
+
+    expect(res).toBe(2);
+  });
+
+  it("calculates for 5", () => {
+    const res = squareRoot(5);
+
+    expect(res).toBe(Math.floor(Math.sqrt(5)));
+  });
+
+  it("calculates for 6", () => {
+    const res = squareRoot(6);
+
+    expect(res).toBe(Math.floor(Math.sqrt(6)));
+  });
+
+  it("calculates for 10", () => {
+    const res = squareRoot(10);
+
+    expect(res).toBe(Math.floor(Math.sqrt(10)));
+  });
+});
diff --git a/yarn.lock b/yarn.lock
index 9e72a01..10c2107 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2270,7 +2270,7 @@ __metadata:
 
 "fsevents@patch:fsevents@^2.1.2#~builtin<compat/fsevents>":
   version: 2.1.3
-  resolution: "fsevents@patch:fsevents@npm%3A2.1.3#~builtin<compat/fsevents>::version=2.1.3&hash=31d12a"
+  resolution: "fsevents@patch:fsevents@npm%3A2.1.3#~builtin<compat/fsevents>::version=2.1.3&hash=18f3a7"
   dependencies:
     node-gyp: latest
   conditions: os=darwin
@@ -2497,9 +2497,9 @@ __metadata:
   linkType: hard
 
 "http-cache-semantics@npm:^4.1.0":
-  version: 4.1.0
-  resolution: "http-cache-semantics@npm:4.1.0"
-  checksum: 974de94a81c5474be07f269f9fd8383e92ebb5a448208223bfb39e172a9dbc26feff250192ecc23b9593b3f92098e010406b0f24bd4d588d631f80214648ed42
+  version: 4.1.1
+  resolution: "http-cache-semantics@npm:4.1.1"
+  checksum: 83ac0bc60b17a3a36f9953e7be55e5c8f41acc61b22583060e8dedc9dd5e3607c823a88d0926f9150e571f90946835c7fe150732801010845c72cd8bbff1a236
   languageName: node
   linkType: hard
 
@@ -4595,14 +4595,14 @@ __metadata:
 
 "resolve@patch:resolve@1.1.7#~builtin<compat/resolve>":
   version: 1.1.7
-  resolution: "resolve@patch:resolve@npm%3A1.1.7#~builtin<compat/resolve>::version=1.1.7&hash=3bafbf"
+  resolution: "resolve@patch:resolve@npm%3A1.1.7#~builtin<compat/resolve>::version=1.1.7&hash=07638b"
   checksum: e9dbca78600ae56835c43a09f1276876c883e4b4bbd43e2683fa140671519d2bdebeb1c1576ca87c8c508ae2987b3ec481645ac5d3054b0f23254cfc1ce49942
   languageName: node
   linkType: hard
 
 "resolve@patch:resolve@^1.10.0#~builtin<compat/resolve>, resolve@patch:resolve@^1.15.1#~builtin<compat/resolve>, resolve@patch:resolve@^1.3.2#~builtin<compat/resolve>":
   version: 1.17.0
-  resolution: "resolve@patch:resolve@npm%3A1.17.0#~builtin<compat/resolve>::version=1.17.0&hash=c3c19d"
+  resolution: "resolve@patch:resolve@npm%3A1.17.0#~builtin<compat/resolve>::version=1.17.0&hash=07638b"
   dependencies:
     path-parse: ^1.0.6
   checksum: 6fd799f282ddf078c4bc20ce863e3af01fa8cb218f0658d9162c57161a2dbafe092b13015b9a4c58d0e1e801cf7aa7a4f13115fea9db98c3f9a0c43e429bad6f
@@ -5411,11 +5411,11 @@ __metadata:
 
 "typescript@patch:typescript@^4.8.4#~builtin<compat/typescript>":
   version: 4.8.4
-  resolution: "typescript@patch:typescript@npm%3A4.8.4#~builtin<compat/typescript>::version=4.8.4&hash=0102e9"
+  resolution: "typescript@patch:typescript@npm%3A4.8.4#~builtin<compat/typescript>::version=4.8.4&hash=a1c5e5"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 301459fc3eb3b1a38fe91bf96d98eb55da88a9cb17b4ef80b4d105d620f4d547ba776cc27b44cc2ef58b66eda23fe0a74142feb5e79a6fb99f54fc018a696afa
+  checksum: 563a0ef47abae6df27a9a3ab38f75fc681f633ccf1a3502b1108e252e187787893de689220f4544aaf95a371a4eb3141e4a337deb9895de5ac3c1ca76430e5f0
   languageName: node
   linkType: hard