761 B | 761 chars
import sys
from math import sqrt, pi, sin, factorial
inp = lambda : sys.stdin.readline()[:-1].strip()
mii = lambda x = " " : [*map(int,inp().split(x))]
mfi = lambda x = " " : [*map(float,inp().split(x))]
ii = lambda : int(inp())
fi = lambda : float(inp())
p = print
def solve():
n, v = mii()
ad = [mii() for _ in range(n)]
c = [mii() for _ in range(v)]
ans = 0
for x, y, status in c:
x -= 1
y -= 1
if ad[x][0] == 1:
ans += ad[x][1]
if ad[y][0] == 1:
ans += ad[y][1]
if status > 0:
idx = [x, y][status - 1]
if ad[idx][0] == 0:
ans += ad[idx][1]
return ans
if __name__ == "__main__":
tc = ii()
for t in range(1, tc+1):
ret = solve()
p(f"Data Set {t}:")
p(ret)
p()