Adapted by Neilor Tonin, URI Brazil
Read four integer values named A, B, C and D. Calculate and print the difference of product A and B by the product of C and D (A * B - C * D).
The input file contains 4 integer values.
Print DIFERENCA (DIFFERENCE in Portuguese) with all the capital letters, according to the following example, with a blank space before and after the equal signal.
Input Samples | Output Samples |
5 |
DIFERENCA = -26 |
0 |
DIFERENCA = -56 |
5 |
DIFERENCA = 86 |