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修改 0494.目标和 中Python二维DP版本状态转移判断 #2927

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修改 0494.目标和 中Python二维DP版本状态转移判断 #2927

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2 changes: 1 addition & 1 deletion problems/0494.目标和.md
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Original file line number Diff line number Diff line change
@@ -684,7 +684,7 @@ class Solution:
for i in range(1, len(nums)):
for j in range(target_sum + 1):
dp[i][j] = dp[i - 1][j] # 不选取当前元素
if j >= nums[i - 1]:
if j >= nums[i]:
dp[i][j] += dp[i - 1][j - nums[i]] # 选取当前元素

return dp[len(nums)-1][target_sum] # 返回达到目标和的方案数