Submission #161160

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
161160	2019-11-01 07:11:29	pr3pony	Growing Vegetable is Fun 3 (JOI19_ho_t3)	C++14	100 / 100	154 ms	4344 KiB

joi2019_ho_t3

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#include<bits/stdc++.h>
using namespace std;
template<class T>
bool cmin(T & a,T b) {return b < a ? a = b, 1 : 0;}
const int N = 405;
char s[N];
int n;
int dp[2][N][N][3];
vector<int> d[3];
int pr[N][3];
int f(int i,array<int,3> a)
{
    int s = 0;
    for (int j = 0; j < 3; ++j)
        s += max(0, pr[i][j] - a[j]);
    return s - 1;
}
int main()
{
    cin >> n >> (s + 1);
    d[0] = d[1] = d[2] = {0};
    for (int i = 1; i <= n; ++i) {
        for (int j = 0; j < 3; ++j) {
            pr[i][j] += pr[i-1][j];
            if ("RGY"[j] == s[i]) {
                d[j].push_back(i);
                pr[i][j]++;
            }
        }
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:47:48: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                         if (u != c && b[u] + 1 < d[u].size()) {
joi2019_ho_t3.cpp:36:11: warning: unused variable 'x' [-Wunused-variable]
     int & x = b[0], & y = b[1], & z = b[2];
           ^

• Subtask 1: 5 / 5
• Subtask 2: 55 / 55
• Subtask 3: 15 / 15
• Subtask 4: 25 / 25