import sys from collections import deque, Counter input = lambda: sys.stdin.readline().rstrip() ii = lambda: int(input()) mi = lambda: map(int, input().split()) li = lambda: list(mi()) inf = 2 ** 63 - 1 mod = 998244353 n, m = mi() a = li() ans = 0 for v in a: ans += v * v for _ in range(ii()): c, k, d = mi() c -= 1; d -= 1 ans -= a[c] ** 2 ans -= a[d] ** 2 a[c] -= k a[d] += k ans += a[c] ** 2 ans += a[d] ** 2 print(ans)