Solved For Loops

C++/Easy/ForLoop.cpp

@@ -0,0 +1,57 @@
+#include <iostream>
+#include <cstdio>
+using namespace std;
+
+int main() {
+    // Complete the code.
+    int num1, num2;
+    cin >> num1 >> num2;
+    for (int i = num1; i <= num2; i++)
+    {
+        if(i == 1)
+        {
+            cout <<"one" <<endl;
+        }
+        else if (i == 2)
+        {
+            cout <<"two" <<endl;
+        }
+        else if (i == 3)
+        {
+            cout <<"three" <<endl;
+        }
+        else if (i == 4)
+        {
+            cout <<"four" <<endl;
+        }
+        else if (i == 5)
+        {
+            cout <<"five" <<endl;
+        }
+        else if (i == 6)
+        {
+            cout <<"six" <<endl;
+        }
+        else if (i == 7)
+        {
+            cout <<"seven" <<endl;
+        }
+        else if (i == 8)
+        {
+            cout <<"eight" <<endl;
+        }
+        else if (i == 9)
+        {
+            cout <<"nine" <<endl;
+        }
+        else if (i%2 == 0)
+        {
+            cout <<"even" <<endl;
+        }
+        else if (i%2 != 0)
+        {
+            cout <<"odd" <<endl;
+        }
+    }
+    return 0;
+}

C++/Medium/3DSurfaceArea.py

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+# Read input values
+height, width = map(int, input().split())
+board = []
+for _ in range(height):
+    row = list(map(int, input().split()))
+    board.append(row)
+
+# Initialize the total surface area
+surface_area = 0
+
+# Iterate through the board and calculate the surface area for each cell
+for i in range(height):
+    for j in range(width):
+        cell_height = board[i][j]
+
+        # Calculate the top and bottom areas
+        top_bottom_area = 2 if cell_height > 0 else 0
+
+        # Calculate the side areas by checking adjacent cells
+        left_height = 0 if j == 0 else board[i][j - 1]
+        right_height = 0 if j == width - 1 else board[i][j + 1]
+        up_height = 0 if i == 0 else board[i - 1][j]
+        down_height = 0 if i == height - 1 else board[i + 1][j]
+
+        side_area = max(0, cell_height - left_height) + max(0, cell_height - right_height) + max(0, cell_height - up_height) + max(0, cell_height - down_height)
+
+        # Add the calculated areas to the total surface area
+        surface_area += top_bottom_area + side_area
+
+# Calculate the total price of the toy
+price = surface_area
+
+# Print the price of the toy
+print(price)

Python/Medium/BiggerisGreater.py

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+def biggerIsGreater(w):
+    w = list(w)  # Convert the string to a list for easy character manipulation
+    i = len(w) - 2
+
+    # Find the first character w[i] such that w[i] < w[i+1]
+    while i >= 0 and w[i] >= w[i + 1]:
+        i -= 1
+
+    if i == -1:
+        return "no answer"  # The entire string is non-increasing
+
+    # Find the rightmost character w[j] to the right of w[i] such that w[j] > w[i]
+    j = len(w) - 1
+    while w[j] <= w[i]:
+        j -= 1
+
+    # Swap w[i] and w[j]
+    w[i], w[j] = w[j], w[i]
+
+    # Reverse the substring to the right of w[i]
+    w[i + 1:] = reversed(w[i + 1:])
+
+    return ''.join(w)
+
+# Read the number of test cases
+t = int(input().strip())
+
+for _ in range(t):
+    w = input().strip()
+    result = biggerIsGreater(w)
+    print(result)