sum of diagonal

CodeChefOpen on judge ↗

Chef is very clever that's why his mother given him a square matrix and told him to calculate the absolute difference between the sums of its diagonal . ### Input - First line will contain $T$, number of testcases. Then the testcases follow. - Each testcase contains of a single line of input , one integers $N$ . - Next line will contain $N$x$N$ space separated element that is A[N][N] . ### Out

HINT LADDERno hints yet

L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

🔒

L5 Full solution

L5 unlocks only if you insist twice

solution.cppC++17

CodeSearch Tutor

Hints, not spoilers — it won’t hand over the full solution unless you insist.

voice by Sarvam AI