Submission #31729

#	Time	Username	Problem	Language	Result	Execution time	Memory
31729		simotion	Baloni (COCI15_baloni)	C++14	100 / 100	116 ms	9828 KiB

baloni

#include <bits/stdc++.h>
using namespace std;
int inp[1000002],n,h[1000002],sum;
int main() {
    scanf("%d",&n);
    for(int i=0;i<n;i++) scanf("%d",&inp[i]);
    sum++,h[inp[n-1]]++;
    for(int i=n-2;i>=0;i--) {
        if(h[inp[i]-1]) h[inp[i]-1]--;
        else sum++;
        h[inp[i]]++;
    }
    printf("%d",sum);
}

Compilation message (stderr)

baloni.cpp: In function 'int main()':
baloni.cpp:5:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
                   ^
baloni.cpp:6:45: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<n;i++) scanf("%d",&inp[i]);
                                             ^

• Subtask 1: 100 / 100