Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
122008 何辰熠 18患病人数占总患病人数的比例 C++ Compile Error 0 MS 0 KB 449 2025-06-14 09:36:59

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main() { int a,b[101],sum=0,q,w,e,r; cin>>a; for(int i=1;i<=a;i++) { cin>>b[i]; } for(int i=1;i<=a;i++) { if(b[i]<=18) q++; if(b[i]>=19 && a[i]<=35) w++; if(b[i]>=36 && a[i]<=60) e++; if(b[i]>=60) r++; } printf("%.2f%%\n",q*1.0/n*100) printf("%.2f%%\n",w*1.0/n*100) printf("%.2f%%\n",e*1.0/n*100) printf("%.2f%%\n",r*1.0/n*100) return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:15:21: error: invalid types 'int[int]' for array subscript
   if(b[i]>=19 && a[i]<=35)
                     ^
Main.cc:17:21: error: invalid types 'int[int]' for array subscript
   if(b[i]>=36 && a[i]<=60)
                     ^
Main.cc:22:26: error: 'n' was not declared in this scope
  printf("%.2f%%\n",q*1.0/n*100)
                          ^
Main.cc:5:15: warning: unused variable 'sum' [-Wunused-variable]
  int a,b[101],sum=0,q,w,e,r;
               ^