class Widening {

    void test() {

        byte   b = 1;
        short  s = 1;
        char   c = 1;
        int    i = 1;
        long   l = 1;
        float  f = 1;
        double d = 1;

        s = b; i = b; l = b; f = b; d = b;
        i = s; l = s; f = s; d = s;
        i = c; l = c; f = c; d = c;
        l = i; f = i; d = i;
        f = l; d = l;
        d = f;
    }
}