Tanjil is building a real-time dashboard at a transport authority supporting range ADD updates and range GCD queries simultaneously.
What your program reads
Line1: N Q. Line2: N integers. Next Q lines: update or query.
What your program prints
GCD for each query op.
Limits
1 ≤ N,Q ≤ 10^5
Example input
5 2 4 8 12 16 20 Q 1 3 Q 2 4
Expected output
4 4
main.c
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