Submission #2414437

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Source Code Expand

#include<stdio.h>
#include<stdlib.h>
int R=1,C=1,H[2000010],N[2000010];
//評価関数（いまはMAX）
int hyouka(int a,int b){
  if(C<b)return 1;
  if(C<a||b==0)return 0;
  return N[H[a]]>N[H[b]]?1:0;
}
//挿入関数
void hin(int a){
  int i=C++;
  for(N[H[0]=R]=a;hyouka(0,i/2);i/=2)H[i]=H[i/2];
  H[i]=R++;
}
//取り出す関数
int hout(){
  int rt=H[1],i,j=2,k=H[--C];
  for(i=1;hyouka(i,C);i=j)H[i]=H[j=i*2+1-hyouka(i*2,i*2+1)];
  H[j/2]=k;
  return rt;
}
int main(){
  int n,i,a,b=0,M=1e9;
  long long s=1,c=1;
  scanf("%d",&n);
  for(i=0;i<n*2;i++){
    scanf("%d",&a);
    hin(a);
  }
  for(i=0;i<n*2;i++){
    hout()<=n?(b++):(b--);//printf("%d\n",b);
    if(b)s=(s*abs(b))%M;
  }
  printf("%lld\n",s);
  return 0;
}
#include<stdio.h>
#include<stdlib.h>
int R=1,C=1,H[2000010],N[2000010];
//評価関数（いまはMAX）
int hyouka(int a,int b){
  if(C<b)return 1;
  if(C<a||b==0)return 0;
  return N[H[a]]>N[H[b]]?1:0;
}
//挿入関数
void hin(int a){
  int i=C++;
  for(N[H[0]=R]=a;hyouka(0,i/2);i/=2)H[i]=H[i/2];
  H[i]=R++;
}
//取り出す関数
int hout(){
  int rt=H[1],i,j=2,k=H[--C];
  for(i=1;hyouka(i,C);i=j)H[i]=H[j=i*2+1-hyouka(i*2,i*2+1)];
  H[j/2]=k;
  return rt;
}
int main(){
  int n,i,a,b=0,M=1e9+7;
  long long s=1;
  scanf("%d",&n);
  for(i=0;i<n*2;i++){
    scanf("%d",&a);
    hin(a);
  }
  for(i=0;i<n*2;i++){
    hout()<=n?(b++):(b--);//printf("%d\n",b);
    if(b)s=(s*abs(b))%M;
  }
  printf("%lld\n",s);
  return 0;
}

Submission Info

Compile Error

./Main.c:40:5: error: redefinition of ‘R’
 int R=1,C=1,H[2000010],N[2000010];
     ^
./Main.c:3:5: note: previous definition of ‘R’ was here
 int R=1,C=1,H[2000010],N[2000010];
     ^
./Main.c:40:9: error: redefinition of ‘C’
 int R=1,C=1,H[2000010],N[2000010];
         ^
./Main.c:3:9: note: previous definition of ‘C’ was here
 int R=1,C=1,H[2000010],N[2000010];
         ^
./Main.c:42:5: error: redefinition of ‘hyouka’
 int hyouka(int a,int b){
     ^
./Main.c:5:5: note: previous definition of ‘hyouka’ was here
 int hyouka(int a,int b){
     ^
./Main.c:48:6: error: redefinition of ‘hin’
 void hin(int a){
      ^
./Main.c:11:6: note: previous definition of ‘hin’ was here
 void hin(int a){
      ^
./Main.c:54:5: error: redefinition of ‘hout’
 int hout(){
     ^
./Main.c:17:5: note: previous definition of ‘hout’ was here
 int hout(){
     ^
./Main.c:60:5: error: redefinition of ‘main’
 int main(){
     ^
./Main.c:23:5: note: previous definition of ‘main’ was here
 int main(){
     ^
./Main.c: In func...