View Compilation Error

0_0_15764812_1498.cpp: In function 'int main()':
0_0_15764812_1498.cpp:32:13: error: expected ')' before '[' token
       if(&&a[2].x==a[3].x&&a[3].y==a[1].y&&a[3].x!=0)  k=1;
             ^
0_0_15764812_1498.cpp:32:56: error: 'k' was not declared in this scope
       if(&&a[2].x==a[3].x&&a[3].y==a[1].y&&a[3].x!=0)  k=1;
                                                        ^
0_0_15764812_1498.cpp:33:16: error: 'k' was not declared in this scope
       if(flag&&k) flag=1;
                ^
0_0_15764812_1498.cpp:32:12: error: label 'a' used but not defined
       if(&&a[2].x==a[3].x&&a[3].y==a[1].y&&a[3].x!=0)  k=1;
            ^