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Problem1083--数列求和
1083: 数列求和
[Creator :
]
Time Limit :
1
sec
Memory Limit :
128 MB
Solved: 56
Submit: 123
Statistics
Description
计算表达式1+2+3+4+...+N(N<=10
100
);
Input
每行一个n,表示N=10
n
Output
每行输出一个结果
Sample Input
Copy
1 2
Sample Output
Copy
55 5050
Source/Category