#include <stdio.h>
#include <string.h>
#include <ctype.h>
 
int main(void)
{
    printf("How many values?\n");
 
    int amount;
    if (scanf("%d", &amount) == 1 && amount > 0)
    {
        printf("Please enter the values\n");
 
        char ar[amount];
        int n = 0;
        for (; n<amount && scanf(" %c", ar+n) == 1; ++n)
            ar[n] = toupper((unsigned char)ar[n]);
 
        for (int i=0; i<n; ++i)
            fputc(ar[i], stdout);
        fputc('\n', stdout);
    }
 
    return 0;
}
 

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NQphYmMKZGUK

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