run_tests.sh

#!/bin/bash

# Function to compile a C++ file
compile_cpp() {
  local filename="$1"
  
  g++ -o "$filename" "$filename.cpp"  # Compile the C++ file
  if [[ $? -ne 0 ]]; then
    echo "Error compiling $filename.cpp"
    exit 1
  fi
  chmod +x "$filename" # Add execute permission to the compiled executable
}

# Function to compare outputs
compare_outputs() {
  if diff brute_out.txt sol_out.txt >/dev/null 2>&1; then
    let test_case_number+=1
    echo "Test case $test_case_number passed, running again..."
  else
    echo "Wrong answer on following input:"
    cat in.txt
    echo "Expected output:"
    cat brute_out.txt
    echo "Your output:"
    cat sol_out.txt
    exit 1
  fi
}

# Initialize test case counter
test_case_number=0

# Loop until wrong answer is found
while true; do
  # Compile gen.cpp
  compile_cpp gen

  # Generate input
  ./gen > in.txt

  # Compile brute.cpp and sol.cpp
  compile_cpp brute
  compile_cpp sol

  # Run brute force solution
  ./brute < in.txt > brute_out.txt

  # Run your solution
  ./sol < in.txt > sol_out.txt

  # Compare outputs
  compare_outputs

done