(b) Explain, how many minimum registers are required to execute the code below. int success = 0; int input <<< cin; while (!success) { int calc = 0; switch (input) { } case 0: for (inti = 0; i < 5; i++) calc = (calc << 1) + i; break; case 1: for (int j = 0; j < 10; j++) calc = (calc << 1) + j; break; default: calc = 7; break; for (int k = 0; k< calc; k++) cout << 11

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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(b) Explain, how many minimum registers are required to execute the code below.
int success = 0;
int input <<< cin;
while (!success)
{
int calc = 0;
switch (input)
{
case 0:
for (int i = 0; i < 5; i++)
calc = (calc << 1) + i;
break;
case 1:
for (int j = 0; j < 10; j++)
calc = (calc << 1) + j;
break;
default:
calc = 7;
break;
}
for (int k = 0; k < calc; k++) cout <<
".";
Transcribed Image Text:(b) Explain, how many minimum registers are required to execute the code below. int success = 0; int input <<< cin; while (!success) { int calc = 0; switch (input) { case 0: for (int i = 0; i < 5; i++) calc = (calc << 1) + i; break; case 1: for (int j = 0; j < 10; j++) calc = (calc << 1) + j; break; default: calc = 7; break; } for (int k = 0; k < calc; k++) cout << ".";
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