First you need to convert the Strings to numbers, multiply those numbers together, then convert the result back to a String. You need the try-catch block to handle the cases when t1 and m1 contain non-digit characters, like “Ryan1” or “fifteen”.
How do you multiply two strings together?
Function to multiply string with a digit :
- Initialize carry to 0 and an empty string to store the result say answer.
- Traverse the string A from right to left and on each iteration extract the digit from the string A to multiply it with the digit B and add carry to it and store the result as P.
How do you multiply a String in Java?
The first method to multiply a string is to use the replace() function of the String class. This replace method accepts two arguments; the first one is the target, which is the string that we want to be replaced, and the second one is the replacement string.
Can String values be multiplied?
Multiplication. You can do some funny things with multiplication and strings. When you multiply a string by an integer, Python returns a new string. This new string is the original string, repeated X number of times (where X is the value of the integer).
How do you multiply a String character?
We can multiply string in java using appending a particular string in a loop using StringBuffer. append() and it will make sure that string is repeating n time.
How do you multiply variables in Java?
In order to multiply numbers in Java, we will use the asterisk (*) between each number or variable.
- int x = 12;
- int y = 13;
- int z = x * y;
- System. out. println(“Multiplication: ” + z);
What is the effect of multiplying a string by 3?
What is the effect of multiplying a string by 3? The string is concatenated together 3 times.
What is charAt in Java?
The Java charAt() method returns a character at a specific index position in a string. The first character in a string has the index position 0. charAt() returns a single character. It does not return a range of characters. … It can also return multiple characters in a string.
Can’t multiply sequence by non int of type STR meaning?
The “TypeError: can’t multiply sequence by non-int of type ‘str’” error occurs if you try to multiply two string values together. You can fix this problem by ensuring that you either multiply two numerical values together or that you only multiply a string by an integer.