【模拟赛】鱼塘钓鱼

# include<cstdio>
# include<cstring>
# include<algorithm>
using namespace std;
const int maxn=10000000+10;
int n,k,t;
unsigned long long tot;
int num[maxn];
int main(){
    freopen("fishing.in","r",stdin);
    freopen("fishing.out","w",stdout);
    int x,max=-0x7fffffff;
    scanf("%d%d%d",&n,&k,&t);
    for(int i=1;i<=n;i++){
        scanf("%d",&x);
        num[x]++;
        if(x>max)max=x;
    }
    //for(int i=1;i<=4;i++)printf("%d ",num[i]);
    for(int i=1;i<=t;i++){
        if(max>=k){
            tot+=k;
            num[max]--;    
            num[max-k]++;
        }
        else if(max<k) {
            tot+=max;
            num[max]--;
            num[0]++;
        }
        for(int j=max;j>=0;j--)
        if(num[j]){max=j;break;}
        if(max==0)break;
    }
    printf("%I64u",tot);
    return 0;
}