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sequence s s = "12345678901234567890" with trace trace(1) printf( 1, "s = \"%s\"\n", {s}) printf( 1, "find_from( '3', s, 4) = %d\n", find_from('3', s, 4 ) ) printf( 1, "match_from( \"23\", s, 3 ) = %d\n", match_from( "23", s, 3 ) )