vim, 27 bytes

Result

WA

Code [DL]

let a:i=getline(1,'$')[0]

Disassembly

let a:i=getline(1,'$')[0]<CR><NL>

stdin

7166725967940294385614896282079279534042730633296468157157591247136343203952627318765429710299016113

stdout

7166725967940294385614896282079279534042730633296468157157591247136343203952627318765429710299016113

stderr

strace