题解 | 单组_二维数组
单组_二维数组
https://www.nowcoder.com/practice/4df606b6c3764d9c969f8759c8a4807b
n,m = map(int,input().split())
#dp = [[0]*n for i in range(m)]
total_sum = 0
for i in range(n):
dp = list(map(int,input().split()))
total_sum += sum(dp)
print(total_sum)
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