cjam, 13 bytes

Result

AC

Duration

1087ms

Code [DL]

{l__2=#2*=_}g

stdin

265 565
244 719
282 841
844 142
866 662
885 857
744 723
958 645
889 685
449 992
488 854
358 884
481 811
967 663
711 225
396 494
799 971
155 759
831 146
379 551
577 776
416 293
692 991
252 827
128 525
624 483
247 939
155 779
682 129
214 411
135 889
532 377

stdout

54246846698886149515729254951483

stderr

{l__2=#2*=_}
 ^

{l__2=#2*=_}g
            ^
RuntimeException: EOF
Java exception:
java.lang.RuntimeException: EOF
	at net.aditsu.cjam.ScannerIn.readLine(ScannerIn.java:31)
	at net.aditsu.cjam.CJam.readLine(CJam.java:126)
	at net.aditsu.cjam.Ops$43.run(Ops.java:1245)
	at net.aditsu.cjam.Block.run(Block.java:302)
	at net.aditsu.cjam.Ops$29.calc(Ops.java:854)
	at net.aditsu.cjam.Op1.run(Op1.java:11)
	at net.aditsu.cjam.Block.run(Block.java:302)
	at net.aditsu.cjam.CJam.runCode(CJam.java:206)
	at net.aditsu.cjam.CJam.main(CJam.java:236)

strace

11    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7fff668f85c0 /* 7 vars */) = 0
12    execve("/bin/cat", ["cat", "-"], 0x55c389cae028 /* 7 vars */) = 0
13    execve("/usr/bin/java", ["/usr/bin/java", "-jar", "/root/cjam-0.6.5.jar", "/volume/CODE"], 0x55c389cae058 /* 7 vars */) = 0
12    +++ exited with 0 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    execve("/usr/bin/java", ["/usr/bin/java", "-jar", "/root/cjam-0.6.5.jar", "/volume/CODE"], 0x7ff3d9ba7a40 /* 8 vars */) = 0
13    --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=13, si_uid=0} ---
13    --- SIGRT_2 {si_signo=SIGRT_2, si_code=SI_TKILL, si_pid=13, si_uid=0} ---
14    --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} ---
24    +++ exited with 0 +++
15    +++ exited with 0 +++
14    +++ exited with 0 +++
23    +++ exited with 0 +++
22    +++ exited with 0 +++
19    +++ exited with 0 +++
25    +++ exited with 0 +++
16    +++ exited with 0 +++
20    +++ exited with 0 +++
18    +++ exited with 0 +++
17    +++ exited with 0 +++
21    +++ exited with 0 +++
13    +++ exited with 0 +++
11    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=17, si_stime=7} ---
11    +++ exited with 0 +++