View Compilation Error

0_0_17165077_4346.c: In function 'main':
0_0_17165077_4346.c:11:8: error: invalid operands to binary % (have 'double' and 'double')
    if(a%j==0)
        ^
0_0_17165077_4346.c:14:8: error: invalid operands to binary % (have 'double' and 'double')
    if(b%j==0)
        ^