标签:des style blog color java os io strong
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#include<cstdio>
#include<string>
#include<cmath>
#include<cstring>
#include<cctype>
#include<cstdlib>
#include<vector>
#include<set>
#include<map>
#include<stack>
#include<queue>
#include<list>
#include<algorithm>
#include<iostream>
#include<sstream>
using namespace std;
int main()
{
int cas;
int n;
int sum;
scanf("%d", &cas);
while( cas-- )
{
scanf("%d", &n);
sum = 0;
for(int i=1; ; i++)
{
sum += i;
if( sum >= n )
{
sum -= i;
break;
}
}
int ans = n - sum;
if( ans % 9 == 0 ) printf("9\n");
else printf("%d\n", ans%9);
}
return 0;
}
HDU 1597:find the nth digit,布布扣,bubuko.com
标签:des style blog color java os io strong
原文地址:http://blog.csdn.net/u013487051/article/details/38536337