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1078.cpp
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1078.cpp
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#include<iostream>
#include<string>
#include<algorithm>
using namespace std;
int main()
{
char c;
string s;
cin >> c;
getchar();
if (c == 'C')
{
string tem;
getline(cin, s);//字符串带空格
for (int i = 0; i < s.length(); )
{
int count = 0;
char c = s[i];
while (c == s[i])//记录相同的字符c有多少个
{
i++;
count++;
}
if (count > 1)//整数型转化成字符串型
{
string t;
while (count != 0)
{
t += count % 10 + '0';
count /= 10;
}
reverse(t.begin(), t.end());//反转
for (int k = 0; k < t.size(); k++)
tem += t[k];
}
tem += c;
}
cout << tem<<endl;
}
else
{
getline(cin, s);
for (int i = 0; i < s.size(); )
{
int count = 0;//相同字符的个数
if (s[i] >= '0'&&s[i] <= '9')
{
while (s[i] >= '0'&&s[i] <= '9')//字符型转整数型
{
count = count * 10 + s[i] - '0';
i++;
}
for (int j = 0; j < count; j++)
cout << s[i];
i++;//别忘i要后移
}
else//一个字符就直接输出
cout << s[i++];
}
}
return 0;
}