diff --git a/code_study/Baekjoon/python/10809.py b/code_study/Baekjoon/python/10809.py
new file mode 100644
index 0000000..86c6adc
--- /dev/null
+++ b/code_study/Baekjoon/python/10809.py
@@ -0,0 +1,5 @@
+arr = [-1]*26
+s = input()
+for i in range(len(s)):
+    if (arr[ord(s[i])-97] == -1) : arr[ord(s[i])-97] = i
+print(*arr)
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/1152.py b/code_study/Baekjoon/python/1152.py
new file mode 100644
index 0000000..a9a3fee
--- /dev/null
+++ b/code_study/Baekjoon/python/1152.py
@@ -0,0 +1 @@
+print(len(input().split()))
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/11654.py b/code_study/Baekjoon/python/11654.py
new file mode 100644
index 0000000..f51303f
--- /dev/null
+++ b/code_study/Baekjoon/python/11654.py
@@ -0,0 +1 @@
+print(ord(input()))
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/11718.py b/code_study/Baekjoon/python/11718.py
new file mode 100644
index 0000000..abefff1
--- /dev/null
+++ b/code_study/Baekjoon/python/11718.py
@@ -0,0 +1,2 @@
+import sys
+print(sys.stdin.read())
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/11720.py b/code_study/Baekjoon/python/11720.py
new file mode 100644
index 0000000..56775f5
--- /dev/null
+++ b/code_study/Baekjoon/python/11720.py
@@ -0,0 +1,2 @@
+n = input()
+print(sum(int(s) for s in input()))
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/2675.py b/code_study/Baekjoon/python/2675.py
new file mode 100644
index 0000000..66dbbd3
--- /dev/null
+++ b/code_study/Baekjoon/python/2675.py
@@ -0,0 +1,5 @@
+for _ in range(int(input())):
+    r, s = input().split()
+    for i in s:
+        print(i*int(r),end="")
+    print()
diff --git a/code_study/Baekjoon/python/2743.py b/code_study/Baekjoon/python/2743.py
new file mode 100644
index 0000000..8fa435d
--- /dev/null
+++ b/code_study/Baekjoon/python/2743.py
@@ -0,0 +1 @@
+print(len(input()))
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/27866.py b/code_study/Baekjoon/python/27866.py
new file mode 100644
index 0000000..b07ab28
--- /dev/null
+++ b/code_study/Baekjoon/python/27866.py
@@ -0,0 +1,3 @@
+s = input()
+i = input()
+print(s[int(i)-1])
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/2908.py b/code_study/Baekjoon/python/2908.py
new file mode 100644
index 0000000..9234670
--- /dev/null
+++ b/code_study/Baekjoon/python/2908.py
@@ -0,0 +1,2 @@
+a, b = input().split()
+print(max(int(a[::-1]),int(b[::-1])))
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/5622.py b/code_study/Baekjoon/python/5622.py
new file mode 100644
index 0000000..ae1992a
--- /dev/null
+++ b/code_study/Baekjoon/python/5622.py
@@ -0,0 +1,5 @@
+dial = [3,3,3,4,4,4,5,5,5,6,6,6,7,7,7,8,8,8,8,9,9,9,10,10,10,10]
+t = 0
+for s in input():
+    t+=dial[ord(s)-65]
+print(t)
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/9086.py b/code_study/Baekjoon/python/9086.py
new file mode 100644
index 0000000..f0b1ae2
--- /dev/null
+++ b/code_study/Baekjoon/python/9086.py
@@ -0,0 +1,3 @@
+for i in range(int(input())):
+    s = input()
+    print(s[0]+s[-1])
\ No newline at end of file