files renamed to standard - without spaces and made CPPLINT compatible

others/pascal_triangle.cpp

@@ -1,63 +1,53 @@
-#include<iostream>
+#include <cstring>
+#include <iostream>
 
-using namespace std;
-
-void show_pascal(int **arr, int n)
-{
-	//pint Pascal's Triangle
-	for (int i = 0; i < n; ++i)
-	{
-		for (int j = 0; j < n + i; ++j)
-		{
-			if (arr[i][j] == 0)
-				cout << " ";
-			else
-				cout << arr[i][j];
-		}
-		cout << endl;
-	}
+void show_pascal(int **arr, int n) {
+    // pint Pascal's Triangle
+    for (int i = 0; i < n; ++i) {
+        for (int j = 0; j < n + i; ++j) {
+            if (arr[i][j] == 0)
+                std::cout << " ";
+            else
+                std::cout << arr[i][j];
+        }
+        std::cout << std::endl;
+    }
 }
 
-int **pascal_triangle(int **arr, int n)
-{
-	for (int i = 0; i < n; ++i)
-	{
-		for (int j = n - i - 1; j < n + i; ++j)
-		{
-			if (j == n - i - 1 || j == n + i - 1)
-				arr[i][j] = 1;				//The edge of the Pascal triangle goes in 1
-			else
-				arr[i][j] = arr[i - 1][j - 1] + arr[i - 1][j + 1];
-		}
-	}
+int **pascal_triangle(int **arr, int n) {
+    for (int i = 0; i < n; ++i) {
+        for (int j = n - i - 1; j < n + i; ++j) {
+            if (j == n - i - 1 || j == n + i - 1)
+                arr[i][j] = 1;  // The edge of the Pascal triangle goes in 1
+            else
+                arr[i][j] = arr[i - 1][j - 1] + arr[i - 1][j + 1];
+        }
+    }
 
-	return arr;
+    return arr;
 }
 
-int main()
-{
-	int n = 0;
+int main() {
+    int n = 0;
 
-	cout << "Set Pascal's Triangle Height" << endl;
-	cin >> n;
-	
-	//memory allocation (Assign two-dimensional array to store Pascal triangle)
-	int **arr = new int*[n];
-	for (int i = 0; i < n; ++i)
-	{
-		arr[i] = new int[2 * n - 1];
-		memset(arr[i], 0, sizeof(int)*(2 * n - 1));
-	}
-	
-	pascal_triangle(arr, n);
-	show_pascal(arr, n);
+    std::cout << "Set Pascal's Triangle Height" << std::endl;
+    std::cin >> n;
 
-	//deallocation
-	for (int i = 0; i < n; ++i)
-	{
-		delete[] arr[i];
-	}
-	delete[] arr;
+    // memory allocation (Assign two-dimensional array to store Pascal triangle)
+    int **arr = new int *[n];
+    for (int i = 0; i < n; ++i) {
+        arr[i] = new int[2 * n - 1];
+        memset(arr[i], 0, sizeof(int) * (2 * n - 1));
+    }
 
-	return 0;
+    pascal_triangle(arr, n);
+    show_pascal(arr, n);
+
+    // deallocation
+    for (int i = 0; i < n; ++i) {
+        delete[] arr[i];
+    }
+    delete[] arr;
+
+    return 0;
 }