Well it runs ... output is
0.000000 0.000000
0.200000 2.804000
0.400000 5.216000
0.600000 7.236000
0.800000 8.864000
1.000000 10.100000
1.200000 10.944000
1.400000 11.396000
1.600000 11.456000
1.800000 11.124000
2.000000 10.399999
2.200000 9.283998
2.400000 7.775997
2.600000 5.875996
2.800000 3.583995
3.000000 0.899993
3.200001 -2.176008
Found an online C compiler!!!!
DJGPP Public Access Cross-Compiler
RC