Refer to EXAMPLE 3-7 in P. 137 of D.S. Malik - C++ Programming. Program Design including Data Structures book, assume th

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Refer To Example 3 7 In P 137 Of D S Malik C Programming Program Design Including Data Structures Book Assume Th 1 (33.94 KiB) Viewed 57 times

Refer To Example 3 7 In P 137 Of D S Malik C Programming Program Design Including Data Structures Book Assume Th 2 (35.97 KiB) Viewed 57 times

Refer to EXAMPLE 3-7 in P. 137 of D.S. Malik - C++ Programming. Program Design including Data Structures book, assume the user entered abcd in line 6. //Functions peek and putback #include <iostream> using namespace std; int main() ( char chi } cout << "Line 6: Enter a string: "; cin.get (ch); cout << endl; cout << "Line 9: After first cin.get (ch); << "ch = " << ch << endl; cin.get (ch); cout << "Line 11: After second cin.get (ch); . << "ch= " << ch << endl; cin.putback (ch); cin.get (ch); cout << "Line 14: After putback and then. 138 Chapter 3: Input/Output << "cin.get (ch); ch= << ch << endl; chcin.peek (); cout << "Line 16: After cin.peek(); ch= << ch << endl; cin.get (ch); cout << "Line 18: After cin.get (ch); ch= . << ch << endl; return 0; //Line 1 //Line 2 //Line 3 //Line 4 //Line 5 //Line 6 //Line 7 //Line 8 //Line 9 //Line 10 //Line 11 //Line 12 //Line 13 //Line 14 //Line 15 //Line 16 //Line 17 //Line 18 //Line 19 //Line 20 Assume the input is abcd. 1. Explain what is peek() and putback(). 10 points
using namespace std; int main(). { char ch; } cout << "Line 6: Enter a string: "; cin.get (ch); cout << endl; cout << "Line 9: After first cin.get (ch); << "ch = " << ch << endl; cin.get (ch); cout << "Line 11: After second cin.get (ch); . << "ch = " << ch << endl; cin.putback (ch); cin.get (ch); cout << "Line 14: After putback and then " 138 Chapter 3: Input/Output << "cin.get (ch); ch = " << ch << endl; ch = cin.peek(); cout << "Line 16: After cin.peek(); ch = " << ch << endl; cin.get (ch); cout << "Line 18: After cin.get (ch); ch = " <<ch << endl; return 0; Assume the input is abcd. 1. Explain what is peek() and putback(). points //Line 2 //Line 3 //Line 4 //Line 5 //Line 6 //Line 7 //Line 8 //Line 9 //Line 10 //Line 11 //Line 12 //Line 13 //Line 14 //Line 15 //Line 16 //Line 17 //Line 18 //Line 19 //Line 20 2. Explain what is the result of each step for the screenshot above. 10 points