CSP题解|201509-1 数列分段|100分
#include <bits/stdc++.h>
using namespace std;
int main() {
int n;cin>>n;
int last,temp;
cin>>last;
int res=1;
while(cin>>temp){
if(temp!=last)res++;
last=temp;
}
cout<<res<<endl;
}
输入的n直接丢弃
#include <bits/stdc++.h>
using namespace std;
int main() {
int n;cin>>n;
int last,temp;
cin>>last;
int res=1;
while(cin>>temp){
if(temp!=last)res++;
last=temp;
}
cout<<res<<endl;
}
输入的n直接丢弃
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