how to deny string input in c++
while( ! cin >> x){ //While cin failed to stream the data; Reads input then checks if cin has failed
//Alternative:
/*
cin >> x;
while(cin.fail()){
*/
cin.clear(); //Reset the flags, so you can use cin again
cin.ignore(100, 'n'); //Empty the buffer
cout << "Please enter a number!n";
/* If alternative is used:
cin >> x; //Read input again
*/
}input a string in c++
string fullName;
cout << "Type your full name: ";
getline (cin, fullName);
cout << "Your name is: " << fullName;C++ user input
int x;
cout << "hurry, give me a number!: "; // Type a number and press enter
cin >> x; // Get user input from the keyboard
cout << "you picked: " << x << " !" // Display the input value
OR use:
getline >> (cin, variable-name);
instead of
cin >> x;how to input 2-d array in python
matrix = [input().split() for i in range(no_of_rows)] # if only row is given and the number of coloumn has to be decide by user
matrix= [[input() for j in range(no_of_cols)] for i in range(no_of_rows)] # if both row and coloumn has been taken as input from userc++ reading string
#include <iostream>
#include <string>
string str;
getline(cin, str);
//str contains lineCopyright © 2021 Codeinu
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