diff --git a/solutions/3d-printing/3d_printing.py b/solutions/3d-printing/3d_printing.py
new file mode 100644
index 00000000..0333fb38
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+++ b/solutions/3d-printing/3d_printing.py
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+# Function that determines the amount of ink needed for a color
+def get_ink(ink_sum, current_value):
+    if ink_sum >= 1e6: # If the sum is greater than 10e6, we don't need that color
+        return 0
+    # If the sum is less than 10e6, we need that color to reach 10e6
+    elif current_value >= (1e6 - ink_sum):
+        # If there's enough ink for 10e6 - sum, we're return 1e6 - ink_sum
+        return 1e6 - ink_sum 
+
+# Function that calculates the necessary amount of ink per color
+# If the case is impossible it returns null
+# If the case is possible, it returns a list of ink amounts
+def compute_ink(printer_1, printer_2, printer_3):
+    # We get the minimum amount of ink available for each color
+    colors = {
+        "C": min(printer_1[0], printer_2[0], printer_3[0]),
+        "M": min(printer_1[1], printer_2[1], printer_3[1]),
+        "Y": min(printer_1[2], printer_2[2], printer_3[2]),
+        "K": min(printer_1[3], printer_2[3], printer_3[3])
+    }
+    
+    # We check if the case is possible
+    # If the sum of the minimum amount of ink for each color doesn't reach
+    # 10e6, that means there's no way each printer can print the image
+    if colors['C'] + colors['M'] + colors['Y'] + colors['K'] < 1e6: 
+        return 
+    else:
+        # The case is possible
+        # We can use math to determine the amounts of color we need
+        for color, value in colors.items():
+            if colors['C'] + colors['M'] + colors['Y'] + colors['K'] == 1e6: # If the sum is 10e6, we're done
+                return [colors['C'], colors['M'], colors['Y'], colors['K']]
+
+            elif color == "C": # If the color is cyan, we sum the rest
+                ink_sum = colors['M'] + colors['Y'] + colors['K']
+                colors['C'] = get_ink(ink_sum, value)
+
+            elif color == "M":
+                ink_sum = colors['C'] + colors['Y'] + colors['K'] 
+                colors['M'] = get_ink(ink_sum, value)
+                    
+            elif color == "Y": 
+                ink_sum = colors['C'] + colors['M'] + colors['K']
+                colors['Y'] = get_ink(ink_sum, value)
+
+            elif color == "K":
+                ink_sum = colors['C'] + colors['M'] + colors['Y']
+                colors['K'] = get_ink(ink_sum, value)
+                    
+# Function that solves a test case
+def solve(num_case):
+    printer_1 = list(map(int, input().split()))
+    printer_2 = list(map(int, input().split()))
+    printer_3 = list(map(int, input().split()))
+    
+    answer = compute_ink(printer_1, printer_2, printer_3)
+    
+    print('Case #{}:'.format(num_case), end=' ')
+    
+    if answer:
+        print(*map(int, answer))
+
+    else:
+        print('IMPOSSIBLE')
+
+# Main function
+def main():
+    num_cases = int(input())
+    
+    for i in range(1, num_cases + 1):
+        solve(i)
+        
+if __name__ == "__main__":
+    main()
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