何旻慧 • 2个月前
#include<iostream> // cin\cout\endl
#include<cstdio> //scanf()\printf()
#include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset()
#include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min()
using namespace std;
int main(){
cout<<"%"<<endl<<"%%"<<endl<<"%%%"<<endl<<"%%%%"<<endl<<"%%%%%";
return 0;
}
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