提交记录 #174

#include<stdio.h>
int main(){
    int n,m,k;
    scanf("%d%d",&n,&m);
    scanf("%d",&k);
    
    int currentp=k;
    double  minpercent=(double)k/m;
    int minstation[n];
    int mc=1;
    minstation[0]=1;
    
    for (int i=1;i<n;i++){
        int a,b;
        scanf("%d%d",&a,&b);
        currentp+=a-b;
    double    currentpercent=(double)currentp/m;
    printf("%.3f\n",currentpercent);
    if(currentpercent<minpercent){
        minpercent=currentpercent;
        mc=1;
        minstation[0]=i+1;
    }
    else if(currentpercent==minpercent){
        minstation[mc++]=i+1;
        }
    }
    for (int i=0;i<mc;i++){
        if (i>0){printf(",");
        }
        printf("%d",minstation[i]-1);
    }
    printf ("\n");
    return 0;
}