Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Create a program to count the number of vowels in a given string.

Hard

Problem Statement

Create a program to count the number of vowels in a given string.

Sample Input

str = 'Hello World'

Sample Output

Number of vowels = 3

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
#include <stdio.h> int main() { char str[] = "Hello World"; // Logic to count vowels return 0; }
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Input
str = 'Hello World'
Expected Output
Number of vowels = 3