Question 1152008


Well when {{{N}}} people meet each other the total number of handshakes that take place would always be the total sum of numbers from {{{1}}} to {{{(N-1)}}}

That means if {{{5}}} people meet the total number of handshakes be

{{{4+3+2+1 = 10}}}

so, {{{10}}} hands shakes are exchanged