Submission #2498380

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Source Code Expand

#include<iostream>
#include<iomanip>
#include<cmath>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<algorithm>
#include<set>
#include<map>
#include<queue>
#include<stack>
#include<vector>
#include<cctype>
#define szxb 100010
#define M(a) memset((a),(0),sizeof((a)))
#define P putchar((10))
using namespace std;
int n,a[szxb],b[szxb],c[szxb];
signed main(){M(b),M(c);scanf("%d",&n);for(register int i(1);i^n;i++){scanf("%d",&a[i]);}for(register int i(n-1);i;i--){b[a[i]]+=++b[i],c[a[i]]=max(c[a[i]],b[i]);}for(register int i(0);i^n;i++){printf("%d",max(c[i],n-b[i])),P;}return 0;}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:19:39: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 signed main(){M(b),M(c);scanf("%d",&n);for(register int i(1);i^n;i++){scanf("%d",&a[i]);}for(register int i(n-1);i;i--){b[a[i]]+=++b[i],c[a[i]]=max(c[a[i]],b[i]);}for(register int i(0);i^n;i++){printf("%d",max(c[i],n-b[i])),P;}return 0;}
                                       ^
./Main.cpp:19:88: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 signed main(){M(b),M(c);scanf("%d",&n);for(register int i(1);i^n;i++){scanf("%d",&a[i]);}for(register int i(n-1);i;i--){b[a[i]]+=++b[i],c[a[i]]=max(c[a[i]],b[i]);}for(register int i(0);i^n;i++){printf("%d",max(c[i],n-b[i])),P;}return 0;}
                                                                                        ^

Judge Result