Submission #77227

#	Time	Username	Problem	Language	Result	Execution time	Memory
77227		farukkastamonuda	Untitled (POI11_tem)	C++14	8 / 100	340 ms	33792 KiB

Main

#include <bits/stdc++.h>
#define li 1000005
#define inf 1000000007
using namespace std;
int n,x[li],y[li],cev,ans;
int main(){
    scanf("%d",&n);
    if(n==1){
        printf("1\n");
        return 0;
    }
    int konum=-inf;
    for(int i=1;i<=n;i++){
        scanf("%d %d",&x[i],&y[i]);
        if(y[i]>=konum){
            cev++;
            konum=max(konum,x[i]);
            ans=max(ans,cev);
        }
        else{
            ans=max(ans,cev);
            konum=x[i];
            cev=1;
            ans=max(ans,cev);
        }
    }
    konum=inf;
    for(int i=n;i>=1;i--){
        //scanf("%d %d",&x[i],&y[i]);
        if(x[i]<=konum){
            cev++;
            konum=min(konum,x[i]);
            ans=max(ans,cev);
        }
        else{
            ans=max(ans,cev);
            konum=x[i];
            cev=1;
            ans=max(ans,cev);
        }
    }
    printf("%d\n",ans);
    return 0;
}

Compilation message (stderr)

tem.cpp: In function 'int main()':
tem.cpp:7:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
tem.cpp:14:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&x[i],&y[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 0 / 8
• Subtask 3: 0 / 8
• Subtask 4: 0 / 8
• Subtask 5: 0 / 8
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• Subtask 11: 0 / 9
• Subtask 12: 0 / 9