摘要:
#include<cstdio> int main() { int a=-1; unsigned int b=0; if(b>a)printf("b>a\n"); else printf("b<a\n"); printf("a int unsigned:%u\na in int:%d",a,a); 阅读全文
摘要:
#include<cstdio> #include<vector> using namespace std; const int maxn=35; struct node{ int k; struct node *lc; struct node *rc; }; int n; int pre[maxn 阅读全文