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How do you take a string and print it backwards?

How do you take a string and print it backwards?

Strings can be reversed using slicing. To reverse a string, we simply create a slice that starts with the length of the string, and ends at index 0. The slice statement means start at string length, end at position 0, move with the step -1 (or one step backward).

How would you write a function to reverse a string and can you do that without a temporary string?

Algorithm to Reverse String Without Temporary Variable

  1. Store start index in low and end index in high.
  2. Here, without creating a temp variable to swap characters, we use xor(^).
  3. Traverse the input string “s”.
  4. Swap from first variable to end using xor.
  5. Return the final output string.
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How do you reverse a string in assembly Masm?

  1. 8086 program to multiply two 16-bit numbers. 20, Apr 18.
  2. 8086 program to determine largest number in an array of n numbers. 23, Apr 18.
  3. 8086 program to convert an 8 bit BCD number into hexadecimal number. 23, Apr 18.
  4. 8086 program to find the factorial of a number. 27, Apr 18.

What method is String class allows to reverse the given string?

Reverse a String using String Builder / String Buffer Class. StringBuffer and StringBuilder comprise of an inbuilt method reverse() which is used to reverse the characters in the StringBuffer. This method replaces the character sequence in the reverse order.

How do you reverse a string without reversing?

Given a line of text, reverse the text without reversing the individual words. A simple solution is to push the individual words from the beginning of the text into a stack. Then, pop all the words from the stack and store them back into the text in LIFO order.

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How do I reverse a string without reverse function in CPP?

C, C++ Program to Reverse a String without using Strrev Function

  1. Initialize a variable.
  2. Take a input from user.
  3. Count the length of a input string, As we are not using any in-built function.
  4. Swap the position of an element.

How do you reverse a string in Java program?

How to reverse String in Java

  1. public class StringFormatter {
  2. public static String reverseString(String str){
  3. StringBuilder sb=new StringBuilder(str);
  4. sb.reverse();
  5. return sb.toString();
  6. }
  7. }

What are string instructions in 8086?

A String Instruction in 8086 is a series of the same type of data items in sequential memory locations. The CMPS instruction can be used to compare a byte in one string with a byte in another string or to compare a word in one string with a word in another string.

What is string in assembly language?

String Instructions MOVS − This instruction moves 1 Byte, Word or Doubleword of data from memory location to another. LODS − This instruction loads from memory. STOS − This instruction stores data from register (AL, AX, or EAX) to memory. CMPS − This instruction compares two data items in memory.

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How do I run an assembly language program?

1 Answer

  1. Copy the assembly code.
  2. Open notepad.
  3. Paste the code.
  4. Save on your desktop as “assembly. asm”
  5. Hold shift, right click on your desktop, select “Open command window here” from the dropdown.
  6. Enter the following two commands:
  7. nasm -f win32 assembly. asm -o test.o.
  8. ld test.o -o assembly.exe.