File name: hileras.cpp/hileras.h
Functions
Effect: return the ascii of the scancode entered, use the
US deadkeys keyboard, allows letters 'a'-'z' and
numbers (also those of the numeric keypad)
Require: unsigned char
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char scanCodeToAscii(byte elChar);
Effect: return the size of a string that finishes in '\0'
Require: a valid pointer
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int tamHilera(char *hilera);