Submission #425463

#	Time	Username	Problem	Language	Result	Execution time	Memory
425463		errorgorn	Lost Array (NOI19_lostarray)	C++17	100 / 100	37 ms	2504 KiB

lostarray

#include <cstdio>
#include <algorithm>
using namespace std;
int n,m,arr[100005];
int main(){
  int a,b,c;
  scanf("%d%d",&n,&m);
  while (m--){
    scanf("%d%d%d",&a,&b,&c);
    arr[a]=max(arr[a],c);
    arr[b]=max(arr[b],c);
  }
  for (int x=1;x<=n;x++){
    (arr[x]==0) ? printf("1\n"):printf("%d\n",arr[x]);
  }
}

Compilation message (stderr)

lostarray.cpp: In function 'int main()':
lostarray.cpp:7:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |   scanf("%d%d",&n,&m);
      |   ~~~~~^~~~~~~~~~~~~~
lostarray.cpp:9:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |     scanf("%d%d%d",&a,&b,&c);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 20 / 20
• Subtask 4: 21 / 21
• Subtask 5: 48 / 48