add examples

src/airfaregrants.py

@@ -0,0 +1,3 @@
+n = int(input())
+p = [int(input()) for _ in range(n)]
+print(max(0, min(p) - max(p) // 2))

src/ooohisee.py

@@ -0,0 +1,27 @@
+r, c = [int(d) for d in input().split()]
+m = []
+for _ in range(r):
+    m.append(input())
+
+found = []
+for i in range(1, r - 1):
+    for j in range(1, c - 1):
+        if (
+            m[i][j] == "0"
+            and m[i - 1][j] == "O"
+            and m[i][j - 1] == "O"
+            and m[i - 1][j - 1] == "O"
+            and m[i + 1][j] == "O"
+            and m[i][j + 1] == "O"
+            and m[i + 1][j + 1] == "O"
+            and m[i + 1][j - 1] == "O"
+            and m[i - 1][j + 1] == "O"
+        ):
+            found.append((i + 1, j + 1))
+
+if not found:
+    print("Oh no!")
+elif len(found) > 1:
+    print(f"Oh no! {len(found)} locations")
+else:
+    print(*found[0])

src/sauna.py

@@ -0,0 +1,14 @@
+n = int(input())
+ma, mb = -1, 200001
+for _ in range(n):
+    a, b = [int(d) for d in input().split()]
+    if a > ma:
+        ma = a
+    if b < mb:
+        mb = b
+    if ma > mb:
+        break
+if ma <= mb:
+    print(mb - ma + 1, ma)
+else:
+    print("bad news")

src/whichnumberkindisit2.py

@@ -0,0 +1,13 @@
+import math
+
+t = int(input())
+for _ in range(t):
+    n = int(input())
+    r = ""
+    if n % 2:
+        r += "O"
+    if math.sqrt(n).is_integer():
+        r += "S"
+    if not r:
+        r = "EMPTY"
+    print(r)