Submission #40571

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
40571	2018-02-05 02:35:05	Just_Solve_The_Problem	Gift (IZhO18_nicegift)	C++11	100 / 100	733 ms	119920 KiB

nicegift

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define pii pair < ll, ll >
#define fr first
#define sc second
#define mk make_pair
const int N = (int)1e6 + 7;
ll sum = 0;
ll a[N];
vector < vector < pii > > block;
vector < vector < ll > > ans;
vector < ll > ans1;
int pointer[N];
main() {
  int n; ll k; scanf("%d %lld", &n, &k);
  for (int i = 1; i <= n; i++) {
    scanf("%lld", &a[i]);
    sum += a[i];
  }
  if (sum % k != 0) {
    puts("-1");
    return 0;
  }
 
 
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Compilation message (stderr)

nicegift.cpp:21:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main() {
      ^
nicegift.cpp: In function 'int main()':
nicegift.cpp:75:28: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<std::vector<long long int> >::size_type {aka long unsigned int}' [-Wformat=]
   printf("%d\n", ans.size());
                            ^
nicegift.cpp:76:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < ans.size(); i++) {
                     ^
nicegift.cpp:78:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int j = 0; j < ans[i].size(); j++) {
                       ^
nicegift.cpp:22:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int n; ll k; scanf("%d %lld", &n, &k);
                                        ^
nicegift.cpp:24:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &a[i]);
                         ^

• Subtask 1: 7 / 7
• Subtask 2: 11 / 11
• Subtask 3: 12 / 12
• Subtask 4: 19 / 19
• Subtask 5: 51 / 51