Submission #89117

#	Time	Username	Problem	Language	Result	Execution time	Memory
89117		beso123	Schools (IZhO13_school)	C++14	20 / 100	308 ms	7800 KiB

school

#include<bits/stdc++.h>
using namespace std;
struct xy{
 int x;
 int y;
};
int n,m,s;
bool sort21(xy a,xy b){
  return a.x>b.x;
}
int cnt1;
int u1[300001],u2[300001];
int main(){
int n,m,s;
cin>>n>>m>>s;
xy a[n+1],b[n+1];
for(int i=1;i<=n;i++){
    cin>>a[i].x>>b[i].x;
    a[i].y=i;
    b[i].y=i;
}
sort(a+1,a+1+n,sort21);
sort(b+1,b+1+n,sort21);

for(int i=1;i<=m;i++){
    cnt1+=a[i].x;
    u1[a[i].y]++;
}
int j=1;

for(int i=1;i<=n;i++){
   if(j>s)
    break;

    if(u1[b[i].y]==0){
        cnt1+=b[i].x;
        j++;
    }

}

int cnt2=0;
for(int k=1;k<=s;k++){
    cnt2+=b[k].x;
    u2[b[k].y]=1;
}
 j=1;
for(int k=1;k<=n;k++){
   if(j>m)
    break;

    if(u2[a[k].y]==0){
        cnt2+=a[k].x;
        j++;
    }

}
cout<<max(cnt1,cnt2);

return 0;
}

Compilation message (stderr)

school.cpp: In function 'int main()':
school.cpp:32:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    if(j>s)
    ^~
school.cpp:35:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
     if(u1[b[i].y]==0){
     ^~
school.cpp:49:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    if(j>m)
    ^~
school.cpp:52:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
     if(u2[a[k].y]==0){
     ^~

• Subtask 1: 20 / 100