import java.util.Scanner;


class Main {
	public static void main(String[] args) {
		Scanner kb = new Scanner( System.in);	
		double a,b;
		String op;
		
		while( true ) {
			a=kb.nextDouble();
			op=kb.next();
			b=kb.nextDouble();
			
			if( "?".equals( op) ) { break; }
			
			if( "+".equals( op) ) {
				System.out.printf( "%d\n", (int)a+(int)b );
			} else if( "-".equals( op) ) {
				System.out.printf( "%d\n", (int)a-(int)b );
			} else if( "*".equals( op) ) {
				System.out.printf( "%d\n", (int)a*(int)b );
			} else if( "/".equals( op) ) {
				System.out.printf( "%d\n", (int)a/(int)b );
			}
		}
			
	}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz