Update README_EN.md

Author: yanglbme

solution/0000-0099/0011.Container With Most Water/README_EN.md

@@ -261,18 +261,29 @@ class Solution {
 
 #### C
 
-```C
-
-int maxArea(int *h, int n) {
- int l = 0, r = n - 1, max = 0;
- while (l < r) {
-   int area = (r - l) * (h[l] < h[r] ? h[l++] : h[r--]);
-   if (area > max)
-     max = area;
- }
- return max;
+```c
+int min(int a, int b) {
+    return a < b ? a : b;
 }
 
+int max(int a, int b) {
+    return a > b ? a : b;
+}
+
+int maxArea(int* height, int heightSize) {
+    int l = 0, r = heightSize - 1;
+    int ans = 0;
+    while (l < r) {
+        int t = min(height[l], height[r]) * (r - l);
+        ans = max(ans, t);
+        if (height[l] < height[r]) {
+            ++l;
+        } else {
+            --r;
+        }
+    }
+    return ans;
+}
 ```
 
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