llvm-ir, 447 bytes

Result

WA

Duration

509ms

Code [DL]

@.str = private unnamed_addr constant [15 x i8] c"Hello world!!\0A\00", align 1
define i32 @main(i32 %argc, i8** %argv) #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i8**, align 8
  store i32 0, i32* %1
  store i32 %argc, i32* %2, align 4
  store i8** %argv, i8*** %3, align 8
  %4 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([15 x i8]* @.str, i32 0, i32 0))
  ret i32 2
}
declare i32 @printf(i8*, ...) #1

stdin

03 25 21
07 12 57
59 08 17
15 82 04

stdout

stderr

/usr/bin/llc: /tmp/code.ll:9:76: error: expected comma after getelementptr's type
  %4 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([15 x i8]* @.str, i32 0, i32 0))
                                                                           ^
gcc: error: /tmp/code.o: No such file or directory
gcc: fatal error: no input files
compilation terminated.
/bin/script: line 17: /tmp/code: not found

strace