Submission #153854

#	Time	Username	Problem	Language	Result	Execution time	Memory
153854		Ruxandra985	Baloni (COCI15_baloni)	C++14	100 / 100	105 ms	1784 KiB

baloni

#include <cstdio>
#include <algorithm>
#include <deque>
using namespace std;
int f[1000010];
int main()
{
    FILE *fin = stdin;
    FILE *fout = stdout;
    int n,i,x;
    int sol = 0;
    fscanf (fin,"%d",&n);
    for (i=1;i<=n;i++){
        fscanf(fin,"%d",&x);
        if (!f[x+1])
            sol++;
        else f[x+1]--;
        f[x]++;
    }
    fprintf (fout,"%d",sol);
    return 0;
}

Compilation message (stderr)

baloni.cpp: In function 'int main()':
baloni.cpp:12:12: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     fscanf (fin,"%d",&n);
     ~~~~~~~^~~~~~~~~~~~~
baloni.cpp:14:15: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         fscanf(fin,"%d",&x);
         ~~~~~~^~~~~~~~~~~~~

• Subtask 1: 100 / 100