添加 0134.加油站.md C语言版本

problems/0134.加油站.md

@@ -283,6 +283,30 @@ var canCompleteCircuit = function(gas, cost) {
 };
 ```
 
+C:
+```c
+int canCompleteCircuit(int* gas, int gasSize, int* cost, int costSize){
+    int curSum = 0;
+    int i;
+    int min = INT_MAX;
+    for(i = 0; i < gasSize; i++) {
+        int diff = gas[i] - cost[i];
+        curSum += diff;
+        if(min > curSum)
+            min = curSum;
+    }
+    if(curSum < 0)
+        return -1;
+    if(min >= 0)
+        return 0;
+    for(i = gasSize - 1; i >= 0; i--) {
+        min+=(gas[i]-cost[i]);
+        if(min >= 0)
+            return i;
+    }
+    return 0;
+}
+```
 
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