#include <stdio.h>
int contagem(char *txt, char letra)
{
int cont=0;
int i;
for (i=0; txt[i] !='\0'; i++)
{
if (txt[i]==letra)
cont++;
}
return cont;
}
int main()
{
char txt[501], letra;
printf("Deseja contar ocorrencia de qual letra?");
printf("\nO caracter '%c' aparece em \"%s\" %d vezes \n", letra
, txt
, contagem
(txt
, letra
)); return 0;
}
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