为了凑今天的数,大水题.不解释了,说来惭愧. #include <stdio.h> int main(){ int n; int i,cnt,j; int tot; while(~scanf("%d",&n)){ ) break; tot=; cnt=; j=; ;i<=n;++i){ tot+=cnt; j++; if(j==cnt){ j=; cnt++; } } printf("%d %d\n",n,tot); } ; }…

1.TreeMap和TreeSet类:A - Language of FatMouse ZOJ1109B - For Fans of Statistics URAL 1613 C - Hardwood Species POJ 2418D - StationE - Web Navigation ZOJ 1061F - Argus ZOJ 2212G - Plug-in2.SegmentTreeA-敌兵布阵 hdu 1166B - I Hate It HDU 1754C - A Simple Pro…