diff --git a/code_study/Baekjoon/python/10988.py b/code_study/Baekjoon/python/10988.py
new file mode 100644
index 0000000..36b3fbf
--- /dev/null
+++ b/code_study/Baekjoon/python/10988.py
@@ -0,0 +1,2 @@
+s = input()
+print('1' if s==s[::-1] else '0')
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/1157.py b/code_study/Baekjoon/python/1157.py
new file mode 100644
index 0000000..c0d3755
--- /dev/null
+++ b/code_study/Baekjoon/python/1157.py
@@ -0,0 +1,11 @@
+s = input().upper()
+dic = {}
+
+for ch in s:
+	dic[ch] = dic.get(ch,0) + 1
+	
+m = max(dic.values())
+
+res = [k for k, v in dic.items() if v==m]
+
+print(res[0] if len(res)==1 else '?')
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/2444.py b/code_study/Baekjoon/python/2444.py
new file mode 100644
index 0000000..744b88a
--- /dev/null
+++ b/code_study/Baekjoon/python/2444.py
@@ -0,0 +1,5 @@
+n = int(input())
+for i in range(n):
+	print(' '*(n-i-1)+'*'*(2*i+1))
+for i in range(1,n):
+	print(' '*i+'*'*(2*n-(2*i+1)))
diff --git a/code_study/Baekjoon/python/25083.py b/code_study/Baekjoon/python/25083.py
new file mode 100644
index 0000000..e497912
--- /dev/null
+++ b/code_study/Baekjoon/python/25083.py
@@ -0,0 +1,6 @@
+print("         ,r\'\"7")
+print("r`-_   ,\'  ,/")
+print(" \\. \". L_r\'")
+print("   `~\\/")
+print("      |")
+print("      |")
\ No newline at end of file
diff --git a/code_study/Baekjoon/python/3003.py b/code_study/Baekjoon/python/3003.py
new file mode 100644
index 0000000..ab5c039
--- /dev/null
+++ b/code_study/Baekjoon/python/3003.py
@@ -0,0 +1,3 @@
+n = list(map(int, input().split()))
+m = [1, 1, 2, 2, 2, 8]
+print(*list(m[i]-n[i] for i in range(6)))
\ No newline at end of file