View Compilation Error

0_0_16216389_20598.cpp: In function 'void getPoint(Circle, Circle, Point&, Point&)':
0_0_16216389_20598.cpp:72:24: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   u.x = (c - b * u.y) %2
                        ^
0_0_16216389_20598.cpp:72:24: error: expected '}' at end of input
0_0_16216389_20598.cpp:72:24: error: expected '}' at end of input