Can scanf take two inputs?
Inputting Multiple Values If you have multiple format specifiers within the string argument of scanf, you can input multiple values. All you need to do is to separate each format specifier with a DELIMITER – a string that separates variables.
How do I scanf a double?
To read a double, supply scanf with a format string containing the conversion specification %lf (that’s a lower case L, not a one), and include a double variable preceded by an ampersand as the second parameter.
What is the input for double in c?
We can print the double value using both %f and %lf format specifier because printf treats both float and double are same. So, we can use both %f and %lf to print a double value.
How do you input multiple strings?
1 Answer
- char *str[10]; for(i=0; i<10; i++){ str[i] = malloc(sizeof(char) * 1024); }
- char str[10][1024]; for(i=0; i<10; i++){ scanf(“%s”, str[i]); }
- char **str = malloc(10*sizeof(char*)); for(int i=0; i<10; i++){ str[i] = malloc(sizeof(char) * 1024); // buffer for 1024 chars }
How do you do double input in CPP?
Nehemiah oseremen , you should use setpricision as below: #include #include using namespace std; int main() { double d; cin >> d; cout << fixed << setprecision(2); cout << d << endl; return 0; } your cin statement ask you to provide input value when your code execution reaches that line.
How do you use scanf?
scanf(“%d”, &b); The program will read in an integer value that the user enters on the keyboard (%d is for integers, as is printf, so b must be declared as an int) and place that value into b. The scanf function uses the same placeholders as printf: int uses %d.
What is double variable?
A double type variable is a 64-bit floating data type The double is a fundamental data type built into the compiler and used to define numeric variables holding numbers with decimal points. C, C++, C# and many other programming languages recognize the double as a type.