Analyze the loop and array access in the previous loop nest. Can the loops be rewritten so that

the array access exhibits self-spatial reuse?

for(int i = 0; i<= N; ++i)

for(int j = i; j<= N ?i; ++j)

for(int k = j; k<= i; ++k)

X[2?i?2?k,?i+k, j] = i+j+k;