Always_Remember_It @ 2024-11-29 17:33:49
#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
for(int i=1;i<=10000000000;i++);
int a,b;cin>>a>>b;
cout<<a+b<<endl;
return 0;
}
我在测1s最多跑多少数据时,加到10^10还能过,这是什么道理?(顺便问一下CCF机子一秒最多能跑多少
by sjh0626 @ 2024-11-29 17:40:12
@Always_Remember_It O2玄学吧
by YYCk @ 2024-11-29 17:43:18
仅仅只做这么基础的纯加法,这是机子可以承受的,建议实战还是用
by 张景奕 @ 2024-11-29 17:44:28
@Always_Remember_It for(int i=1;i<=10000000000;i++);
被编译器开O2删掉了
by DANNNqwq @ 2024-11-29 17:45:29
@Always_Remember_It
1e10爆int了
by SegmentTree_ @ 2024-11-29 17:45:33
@Always_Remember_It 被O2优化优化掉了,把O2关了就T了。
by liuyuxiaozaizai @ 2024-11-29 17:46:20
@Always_Remember_It 不爆int吗?
by Always_Remember_It @ 2024-11-29 21:02:34
@liuyuxiaozaizai define了
by Always_Remember_It @ 2024-11-29 21:03:01
@DANNNqwq 你棕了
by DANNNqwq @ 2024-11-29 21:07:24
@Always_Remember_It ?
by liuyuxiaozaizai @ 2024-11-29 21:50:36
@Always_Remember_It当我没说