Submission #136955

#	Time	Username	Problem	Language	Result	Execution time	Memory
136955		ksmzzang2003	스탬프 수집 (JOI16_ho_t2)	C++14	0 / 100	2 ms	380 KiB

2016_ho_t2

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll N;
string A;
ll pj[100003],rpi[100003];
ll o,ret=0;
int main() {
    cin>>N>>A;
    for(ll i=0; i<N; i++) pj[i] = ((i>0)?pj[i-1]:0) +(A[i]=='J');
    ll maxv = 0;
    for(ll i=N-1; i>=0; i--) rpi[i] = rpi[i+1]+(A[i]=='I');
    for(ll i=0;i<N;i++) if(A[i]=='O') o+=pj[i]*rpi[i],maxv=max(maxv,pj[i]*rpi[i]); o+=maxv; ret = max(ret,o);
    o=0;
    for(ll i=0;i<N;i++) if(A[i]=='O') o+=(pj[i]+1)*rpi[i];  ret = max(ret,o);
    o=0;for(ll i=0;i<N;i++) if(A[i]=='O') o+=pj[i]*(rpi[i]+1); ret = max(ret,o);
    printf("%lld",ret);
}

Compilation message (stderr)

2016_ho_t2.cpp: In function 'int main()':
2016_ho_t2.cpp:13:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for(ll i=0;i<N;i++) if(A[i]=='O') o+=pj[i]*rpi[i],maxv=max(maxv,pj[i]*rpi[i]); o+=maxv; ret = max(ret,o);
     ^~~
2016_ho_t2.cpp:13:84: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     for(ll i=0;i<N;i++) if(A[i]=='O') o+=pj[i]*rpi[i],maxv=max(maxv,pj[i]*rpi[i]); o+=maxv; ret = max(ret,o);
                                                                                    ^
2016_ho_t2.cpp:15:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for(ll i=0;i<N;i++) if(A[i]=='O') o+=(pj[i]+1)*rpi[i];  ret = max(ret,o);
     ^~~
2016_ho_t2.cpp:15:61: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     for(ll i=0;i<N;i++) if(A[i]=='O') o+=(pj[i]+1)*rpi[i];  ret = max(ret,o);
                                                             ^~~

• Subtask 1: 0 / 30
• Subtask 2: 0 / 20
• Subtask 3: 0 / 50