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給定一個整數n,返回n!結果尾數中零的數量

在這裡插入圖片描述
以上是朋友圈中一奇葩貼:“2月14情人節了,我決定造福大家。第2個贊和第14個讚的,我介紹你倆認識…………咱三吃飯…你倆請…”。現給出此貼下點讚的朋友名單,請你找出那兩位要請客的倒黴蛋。

輸入格式:
輸入按照點讚的先後順序給出不知道多少個點讚的人名,每個人名佔一行,為不超過10個英文字母的非空單詞,以回車結束。一個英文句點.標誌輸入的結束,這個符號不算在點贊名單裡。

輸出格式:
根據點贊情況在一行中輸出結論:若存在第2個人A和第14個人B,則輸出“A and B are inviting you to dinner…”;若只有A沒有B,則輸出“A is the only one for you…”;若連A都沒有,則輸出“Momo… No one is for you …”。

輸入樣例1:

GaoXZh
Magi
Einst
Quark
LaoLao
FatMouse
ZhaShen
fantacy
latesum
SenSen
QuanQuan
whatever
whenever
Potaty
hahaha
.

輸出樣例1:

Magi and Potaty are inviting you to dinner...

輸入樣例2:

LaoLao
FatMouse
whoever
.

輸出樣例2:

FatMouse is the only one for you...

輸入樣例3:

LaoLao
.

輸出樣例3:

Momo... No one is for
you ...

AC碼

#include<bits/stdc++.h>
using namespace std;
int main()
{
	string s,A,B;
	int count=0;
	cin >> s;
	while(s!=".")
	{
		count++;
		if(count==2)
			A=s;
		if(count==14)
			B=s;
		cin >> s;	
	}
	if(count>=14)
		cout << A << " and " <<
B << " are inviting you to dinner..."; else if(count<2) cout << "Momo... No one is for you ..."; else cout << A << " is the only one for you..."; return 0; }
#include<bits/stdc++.h>
using namespace std;
int main()
{
	string s;
	string A,B;
	int count=0;
	cin >> s;
	while(s!=".")
	{
		count++;
		if(count==2)
			A=s;
		if(count==14)
			B=s;
		cin >> s;	
	}
	if(A!=""&&B!="")
		cout << A << " and " << B << " are inviting you to dinner...";
	else if(A!=""&&B=="")
		cout << A << " is the only one for you...";
	else if(A==""&&B=="")
		cout << "Momo... No one is for you ...";
	return 0;	
}