新手求助qwq
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新手求助qwq
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ZPR是FW楼主2020/9/6 11:32
#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	if(n==1){
		cout<<"1"<<endl;
	}
	if(n==2){
		cout<<"2"<<endl;
	}
	if(n==3){
		cout<<"6"<<endl;
	}
	if(n==4){
		cout<<"24"<<endl;
	}
	if(n==5){
		cout<<"120"<<endl;
	}
	if(n==6){
		cout<<"720"<<endl;
	}
	if(n==7){
		cout<<"5040"<<endl;
	}
	if(n==8){
		cout<<"40320"<<endl;
	}
	if(n==9){
		cout<<"322560"<<endl;
	}
	if(n==10){
		cout<<"3225600"<<endl;
	}
	if(n==11){
		cout<<"35481600"<<endl;
	}
	if(n==12){
		cout<<"425779200"<<endl;
	}
}


用的打表,wa了前两个,60分

2020/9/6 11:32
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