Main.cc: In function 'int main()':
Main.cc:6:21: error: expected primary-expression before '||' token
if(a*a+b*b==c*c*||a*a+c*c=b*b||b*b+c*c=a*a)
^
Main.cc:6:43: error: lvalue required as left operand of assignment
if(a*a+b*b==c*c*||a*a+c*c=b*b||b*b+c*c=a*a)
^