cpp_code = """
...
...
"""

import os
import sys

def compile_and_run_cpp(cpp_code):
    
    cpp_filename = "main.cpp"
    executable = "./a.out"
    
    with open(cpp_filename, 'w') as file:
        file.write(cpp_code)

    compile_command = f"g++ {cpp_filename} -o {executable}"
    compile_result = os.system(compile_command)
    if compile_result != 0:
        print(f"Compile Error: Compilation failed", file=sys.stderr)
        sys.exit(1)

    run_command = f"{executable}"
    run_result = os.system(run_command)
    if run_result != 0:
        print(f"Runtime Error: Execution failed", file=sys.stderr)
        sys.exit(1)

if __name__ == "__main__":
    compile_and_run_cpp(cpp_code)