diff --git a/code_study/Baekjoon/ts/10775.ts b/code_study/Baekjoon/ts/10775.ts
new file mode 100644
index 0000000..cf20a2d
--- /dev/null
+++ b/code_study/Baekjoon/ts/10775.ts
@@ -0,0 +1,28 @@
+export {};
+const input = require("fs").readFileSync(0).toString().trim().split("\n").map(Number);
+const [G, P]: number[] = [input[0], input[1]]
+const gi: number[] = input.slice(2);
+
+let roots: number[] = Array.from({length : G+1}, (_, i) => i);
+
+const find = (g: number): number => {
+    if(roots[g] !== g) roots[g] = find(roots[g]);
+    return roots[g];
+}
+
+const union = (a: number, b: number) => {
+    roots[find(a)] = find(b);
+}
+
+let ans: number = 0;
+
+for(let i=0; i<P; i++) {
+    const p = find(gi[i]);
+
+    if(p === 0) break;
+
+    union(p, p-1);
+    ans++;
+}
+
+console.log(ans);
\ No newline at end of file
diff --git a/code_study/Baekjoon/ts/3765.ts b/code_study/Baekjoon/ts/3765.ts
new file mode 100644
index 0000000..976558f
--- /dev/null
+++ b/code_study/Baekjoon/ts/3765.ts
@@ -0,0 +1,2 @@
+export {};
+console.log(require("fs").readFileSync(0).toString().trim());
\ No newline at end of file