Submission #22788

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
22788	2017-04-30 07:29:41	Jongwon Party (#40)	Window Xor (KRIII5_WX)	C++14	Compilation error	0 ms	0 KiB

WX

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#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <vector>
using namespace std;
typedef vector<int> V;
int n;
V pro(V &a, V &b)
{
    V r, t;
    for(int &x: a)
        for(int &y: b)
            r.push_back((0LL+x+y) % n);
    sort(r.begin(), r.end());
    if(r.size() == 1)
        return r;
    bool c = 0;
    for(int i = 0; i<r.size(); i++)
    {
        if(i != 0 && r[i-1] != r[i])
        {
 
 
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Compilation message (stderr)

WX.cpp: In function 'V pro(V&, V&)':
WX.cpp:27:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i<r.size(); i++)
                     ^
WX.cpp: In function 'V exp(V&, long long int)':
WX.cpp:50:23: error: invalid initialization of non-const reference of type 'V& {aka std::vector<int>&}' from an rvalue of type 'V {aka std::vector<int>}'
         return pro(exp(a, t-1), a);
                       ^
WX.cpp:13:3: note:   initializing argument 1 of 'V pro(V&, V&)'
 V pro(V &a, V &b)
   ^
WX.cpp: In function 'int main()':
WX.cpp:64:15: warning: unused variable 'j' [-Wunused-variable]
     int k, i, j;
               ^
WX.cpp:66:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%lld", &n, &k, &t);
                                  ^
WX.cpp:68:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &arr[i]);
                             ^