View Compilation Error

0_0_16394592_12972.cpp: In function 'int main()':
0_0_16394592_12972.cpp:49:19: error: incompatible types in assignment of 'int' to 'double [55]'
                 p = 1;
                   ^
0_0_16394592_12972.cpp:52:23: error: invalid operands of types 'double [55]' and 'double' to binary 'operator*'
                     p *= p[pos[j]];
                       ^
0_0_16394592_12972.cpp:52:23: error:   in evaluation of 'operator*=(double [55], double)'
0_0_16394592_12972.cpp:54:23: error: invalid operands of types 'double [55]' and 'double' to binary 'operator*'
                     p *= (1 - p[pos[j]]);
                       ^
0_0_16394592_12972.cpp:54:23: error:   in evaluation of 'operator*=(double [55], double)'
0_0_16394592_12972.cpp:69:17: error: 'g' was not declared in this scope
                 g = j;
                 ^
0_0_16394592_12972.cpp:73:9: error: 'g' was not declared in this scope
         g = 1;
         ^