Question

How to capitalize the first and last letter of every word in a string with C

Answer 1

#include <stdio.h>
#include <string.h>
#include <ctype.h>

int main()
{
    char str[] = "C is a general-purpose, procedural computer programming language";

    int len = strlen(str);
    
    for (int i = 0; i < len; i++) {
        if (i == 0||i == (len - 1)) {
            str[i] = toupper(str[i]);
        }
        if (str[i]==' ') {
            str[i - 1] = toupper(str[i - 1]);
            str[i + 1] = toupper(str[i + 1]);
        }
   }
    
   puts(str);
 
   return 0;
}
 
 
 
/*
run:
    
C IS A General-purpose, ProceduraL ComputeR ProgramminG LanguagE
    
*/

 

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