/* 1.1 Leading on left */ 1 /* 1.2 Trailing on left */ + /* 1.3 Leading on right */ 2 /* 1.4 Trailing on right */;

/* 2.1 Leading on binary */ (/* 2.2 Leading on left */ 1 + 2 /* 2.3 Trailing on right */) /* 2.4 Trailing on binary */;
