( Question 5)(Need help please !!!)

4. For each of the following assembly instructions, give the contents of the register R1, after the instruction is executed. You may assume that R3-9, PC 11, and that all memory locations contain one more than their address M[k]-k+1). a. load R1, 3 b. mov R1, R3 c, mov R1, #3 d. load R1, @R3 e. load R1, (3) f. load R1, S3 g. load Ri, 5 (R3) 5. Write a BRIM program to input a value n, and output the sum 1+2+3+ +