View Compilation Error

0_0_30755246_28022.cpp:18:11: error: size of array 'kk' has non-integral type 'double'
 int kk[1e7];
           ^
0_0_30755246_28022.cpp: In function 'int main()':
0_0_30755246_28022.cpp:32:21: error: 'cnt' was not declared in this scope
                     cnt[i][sum({x[i],y[i]},{x[j],y[j]})]++;
                     ^