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

void copier(char dest[], char src[], int taille)
{
    strncpy(dest, src, taille - 1);
    dest[taille - 1] = '\0';
}

int main()
{
    char source[] = "Bonjour";
    char destination[5];

    copier(destination, source, 5);

    printf("Chaine source : %s\n", source);
    printf("Chaine destination : %s\n", destination);

    return 0;
}