import re mp = { '1': 2, '2': 5, '3': 5, '4': 4, '5': 5, '6': 6, '7': 3, '8': 7, '9': 6, '0': 6, '+': 2, '-': 1 } mt = re.compile("[+-][0-9]*") if __name__ == '__main__': T = int(input()) while T: T -= 1 n = int(input()) e = "+" + input() cnt = -2 for ch in e: cnt += mp[ch] exps = mt.findall(e) for idx, ex in enumerate(exps): exps[idx] = '-' + '1' * (len(ex) - 1) print(exps) cnt += 1 for ex in exps: for ch in ex: cnt -= mp[ch] print(cnt)