#include <stdio.h>
 
int main() {
    int number;
 
    // Prompt the user to enter a number
    printf("Please enter a number (1-26): ");
    scanf("%d", &number);
 
    // Check if the number is within the valid range
    if (number >= 1 && number <= 26) {
        // Convert the number to a corresponding letter
        char letter = 'A' + (number - 1);
        printf("The corresponding letter is: %c\n", letter);
    } else {
        printf("Invalid number. Please enter a number between 1 and 26.\n");
    }
 
    return 0;
}
 

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