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http://acm.hdu.edu.cn/showproblem.php?pid=5007
纯属联系String的substr
当substr截取的长度小于写的话
string te;int n;te="Hellow";cout << te.substr(3,5);
我试了下 打印出来的是low....
写的时候没去限制边界还是AC了
//#pragma comment(linker, "/STACK:102400000,102400000")
#include <cstdio>
#include <cstring>
#include <algorithm>
#include <string>
#include <iostream>
#include <iomanip>
#include <cmath>
#include <map>
#include <set>
#include <queue>
using namespace std;#define ls(rt) rt*2
#define rs(rt) rt*2+1
#define ll long long
#define ull unsigned long long
#define rep(i,s,e) for(int i=s;i<e;i++)
#define repe(i,s,e) for(int i=s;i<=e;i++)
#define CL(a,b) memset(a,b,sizeof(a))
#define IN(s) freopen(s,"r",stdin)
#define OUT(s) freopen(s,"w",stdout)
const ll ll_INF = ((ull)(-1))>>1;
const double EPS = 1e-8;
const double pi = acos(-1.0);
const int INF = 100000000;int main()
{string s;while(cin>> s ){int len=s.size();for(int i=0;i<len;i++){string s4=s.substr(i,4);string s5=s.substr(i,5);string s6=s.substr(i,6);if(s4 == "iPod" || s4 == "iPad" || s5 == "Apple" || s6=="iPhone")puts("MAI MAI MAI!");if(s4 == "Sony")puts("SONY DAFA IS GOOD!");}}return 0;
}
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