#1466. 求 1+2+3+……+100的和
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ID: 1466
Type: Default
1000ms
128MiB
Tried: 2
Accepted: 0
Difficulty: 10
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求 1+2+3+……+100的和
说明
s=1+2+3+……+100
输出s的值
输出格式
样例