Which Indian Prime Minister spent the least number of days in Office?

Question

Who among these leaders has served thrice as prime minister but never completed a full term in office?
[A] Sheikh Haseena
[B] Atal Bihari Vajpayee
[C] Nawaz Sharif
[D] Khaleda Zia

Answer 1

Charan Singh

Answer 2

Gulzarilal Nanda.

Nanda, who was acting Prime Minister following the deaths of Jawaharlal Nehru and Lal Bahadur Shastri, was in office for a total of 26 days.