CREATE TABLE table_15812 ("Department" TEXT, "Head" TEXT, "Full professors" FLOAT, "Honorary professors" FLOAT, "Lecturers" FLOAT)

What is the least amount of lecturers in the accounting department with less than 5 full professors?
SELECT MIN("Lecturers") FROM table_15812 WHERE "Department" = 'accounting' AND "Full professors" < '5'
SELECT MIN("Lecturers") FROM "table_15812" WHERE "Department" = 'accounting' AND "Full professors" < '5'