Submission #465801

#	Time	Username	Problem	Language	Result	Execution time	Memory
465801		MohamedFaresNebili	Handcrafted Gift (IOI20_gift)	C++14	0 / 100	1578 ms	12428 KiB

gift

 #include "gift.h"
#include <bits/stdc++.h>

using namespace std;
int construct(int n, int r, std::vector<int> a, std::vector<int> b, std::vector<int> x) {
	bool used=true; string s(n, 'X');
	for(int l=0;l<r&&used;l++) {
		int lo=a[l], hi=b[l], w=x[l];
		if(w==1) {
			int cnt=0;
			for(int i=lo;i<=hi;i++)
				s[i]='R';
		}
	}
	for(int l=0;l<n;l++)
		if(s[l]=='X') s[l]='B';
    if(used) { craft(s); return 1; }
    return 0;
}

Compilation message (stderr)

gift.cpp: In function 'int construct(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
gift.cpp:10:8: warning: unused variable 'cnt' [-Wunused-variable]
   10 |    int cnt=0;
      |        ^~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 15
• Subtask 3: 0 / 20
• Subtask 4: 0 / 25
• Subtask 5: 0 / 30