View Compilation Error

0_0_33136701_15415.cpp: In function 'int main()':
0_0_33136701_15415.cpp:23:54: error: expected ')' at end of input
             printf("%.5f\n", pi * sqrt((2.0-d)*(2.0-d)
                                                      ^
0_0_33136701_15415.cpp:23:54: error: expected '}' at end of input
0_0_33136701_15415.cpp:23:54: error: expected '}' at end of input
0_0_33136701_15415.cpp:23:54: error: expected '}' at end of input