Submission #32274

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
32274	2017-10-06 05:07:49	cscandkswon	Prosjecni (COCI16_prosjecni)	C++14	120 / 120	0 ms	1152 KiB

prosjecni

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <cstdio>
int N, A[101][101], K;
int main() {
  int i, j, s;
  scanf("%d", &N);
  if (N == 1) {
    puts("1");
    return 0;
  }
  else if (N == 2) {
    puts("-1");
    return 0;
  }
  K = N*(N - 1) / 2;
  for (i = 0; i < N-1; i++) {
    for (j = 0; j < N - 1; j++) A[i][j] = K*i + j + 1;
    A[i][N - 1] = K*(i + 1);
  }
  for (i = 0; i < N; i++) {
    for (j = 0, s = 0; j < N - 1; j++) s += A[j][i];
    A[N - 1][i] = A[N - 2][i] * N - s;
  }
  for (i = 0; i < N; i++) {
    for (j = 0; j < N; j++) printf("%d ", A[i][j]);
    puts("");
  }
  return 0;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

prosjecni.cpp: In function 'int main()':
prosjecni.cpp:7:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
                 ^

• Subtask 1: 120 / 120