N, M = map(int, input().split()) A = list(map(int, input().split())) Q = int(input()) CKD = [list(map(int, input().split())) for _ in range(Q)] S = 0 for a in A: S += a**2 for c, k, d in CKD: c-=1 d-=1 S -= A[c]**2 S -= A[d]**2 A[c]-=k A[d]+=k S += A[c]**2 S += A[d]**2 print(S)