Find the first digit of a number
Web12. 1. The sum of the squares of the digits in a 3 digit number is 98.The sum of the first digit and the last digit is the middle digit. If the digits were reversed,the number is increased by 198.What is the number? 13. The sum of the digit of a two digit number 9. The two digit number is 9 times its unit's digits. Find the number. 14. Web*The best known method for computing the first digits of a^b is representing it as 10 b ∗ l o g 10 ( a), finding fractional part of b ∗ l o g 10 ( a) = c and computing 10 c. That should be faster than direct computing. *We can compute a ↑ b c for b = 1 (exponentiation) for quite large bases and exponents.
Find the first digit of a number
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WebNov 4, 2024 · FirstDigit = Number / pow(10, Count); printf(" \n The First Digit of a Given Number %d = %d", Number, FirstDigit); return 0; } The output of the above c program; as follows: Please Enter any Number that you wish : 123 The First Digit of a Given Number 123 = 1 C Program to Find First Digit Of a Number using While Loop 1 2 3 4 5 6 7 8 9 … WebJul 4, 2024 · A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
WebFeb 11, 2024 · To get the first digit, we can use the Python math log10() function. In the loop example, we divided by 10 until we got to a number between 0 and 10. By using the log10()function, we can find out exactly how many times we need to divide by 10 and then do the division directly. Webprint ( "Enter a Number: " ) num = int ( input ()) count = 0 while num!=0: if count==0: last = num%10 count = count+1 rem = num%10 num = int (num/10) sum = rem + last print ( " \n Sum of first and last digit =", sum) The snapshot given below shows the initial output produced by above Python program:
WebDec 9, 2010 · Find a nine digit numbers, using the numbers 1 to 9, and using each number once without repeats, such that; the first digit is a number divisible by 1. The first two digits form a number divisible by 2; the first three digits form a number divisible by 3 and so on until we get a nine digit number divisible by 9. WebStep 1: Take a number from the user. Step 2: Create two variables firstDigit and lastDigit and initialize them by 0. Step 3: Use modulo operator ( %) to find last digit. Step 4: Use either while loop and division operator ( /) or log () and pow () methods of Math class to find . Step 5: Display the result. Using while loop
WebJan 24, 2013 · Select specific digits of a number. How can I select specific parts of a number? For example if we have x=953, I want to select specifically the first digit (or the …
WebJan 27, 2024 · Find the remainder when First digit of a number is divided by its Last digit. 6. Count numbers in a range with digit sum divisible by K having first and last digit different. 7. Count numbers in a given range having prime and non-prime digits at prime and non-prime positions respectively. 8. tradebe inutec winfrith addressWebApr 10, 2024 · The routing and account numbers are located in the bottom-left-hand corner of each check. The routing number is listed first, then the account number, then the … the rudy agencyWebTo find the first digit, we are removing all digits of the number one by one from right to left. We are dividing the number by 10 in the while loop. That will remove the rightmost digit on each step. We are doing it until the … the rudra mudraWebJun 13, 2015 · Step by step description to find first digit of a number. Input a number from user. Store it in some variable say num. Copy the value of num to some temporary … the rudy agency literaryWebDec 15, 2016 · firstDigit = number/ ( (int) (pow (10, (int)log (number)))); This should get your first digit using math instead of strings. In your example log (543) = 2.73 which … the rudyWeb-Decide which band is the first band -Look up the colo..." Welcome Students 👨🎓 on Instagram: "Decoding the nominal value of a resistor. -Decide which band is the first band -Look up … tradebe inutec winfrithWebJava Program to find First Digit of a Number Example 1. This Java program allows the user to enter any number. Next, this Java program returns the First Digit of the user-entered value. In this Java program to … tradebe knottingley address