echo -e '9 -13 -37 -49 2 -43 48 -31 20 -18\n
-46 36 -7 5 -43 -24 -9 44 6\n
-41 -44 -11 13 -15 8 2 0 22\n
33 9 28 -50 47 -7 4 -1 0\n
-46 -29 22 -14 -25 8 29 -18 -33\n
-44 -24 -38 12 -15 20 3 0 -44\n
-38 4 6 34 -13 17 -36 -12 14\n
7 -6 16 10 -2 37 -18 35 14\n
-7 14 -1 10 -28 25 22 -14 12\n
-372 9 75 148 -409 -488 -61 575 218\n '| ./lin_algebra