feat(work): implement Gas Station solution and adjust formatting

work/1/Medium/Array/134.gas-station.py

@@ -63,6 +63,18 @@ Constraints:
         • The input is generated such that the answer is unique.
 """
 
+
 class Solution:
     def canCompleteCircuit(self, gas: list[int], cost: list[int]) -> int:
+        start, tank, total = 0, 0, 0
 
+        for i in range(len(gas)):
+            drive = gas[i] - cost[i]
+            tank = tank + drive
+
+            if tank < 0:
+                tank = 0
+                start = i + 1
+            total = total + drive
+
+        return start if total >= 0 else -1