Submission #252397

#	Time	Username	Problem	Language	Result	Execution time	Memory
252397		uacoder123	Coins (IOI17_coins)	C++14	100 / 100	16 ms	1948 KiB

coins

        #include "coins.h"
        #include <bits/stdc++.h>
        using namespace std;
        #define F first
        #define S second
        #define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
        #define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
        #define all(x) (x).begin(), (x).end()
        #define sz(x) int(x.size())
        #define mp(i,a) make_pair(i,a)
        #define pb(a) push_back(a)
        #define bit(x,b) (x&(1LL<<b))
        typedef long long int lli;
        typedef pair <lli,lli> ii;
        typedef pair <lli,ii> iii;
        typedef vector <int> vi;
        std::vector<int> coin_flips(std::vector<int> b, int c) {
            std::vector<int> flip(1);
            int v=0;
            for(int i=0;i<64;++i)
                if(b[i])
                    v^=i;
            flip[0]=v^c;
            return flip;
        }
         
        int find_coin(std::vector<int> b) {
            int v=0;
            for(int i=0;i<64;++i)
                if(b[i])
                    v^=i;
                return(v);
        }

Compilation message (stderr)

coins.cpp: In function 'int find_coin(std::vector<int>)':
coins.cpp:29:13: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
             for(int i=0;i<64;++i)
             ^~~
coins.cpp:32:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
                 return(v);
                 ^~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 15 / 15
• Subtask 5: 50 / 50