```cpp #include using namespace std; bool isHuiWen(int num){ int x=num,y=0; while(x){ y=y*10+x%10; x/=10; } if(y == num) return 1; else return 0; } int isPrime(…

devC++里是没问题的 ```cpp #include using namespace std; int main(){ int a,b,c,d,e,f; cin>>a>>b>>c; d = b-a; e = a; for(int i = 1;i<c;i++){ e += d; } f = a+e; cout<<f*…

```cpp #include using namespace std; int a[100010]; int main(){ int ji = 0; int ou = 0; int n; cin>>n; for(int i = 0;i >a[i]; if(a[i]%2 == 0){ ou++; } else(a[i]…

```cpp #include using namespace std; long a[100010]; int main(){ int ji = 0; int ou = 0; int n; cin>>n; for(int i = 0;i >a[i]; if(a[i]%2 == 0){ ou++; } else(a[i…

```cpp #include using namespace std; struct student{ char name; int age; double grade; }; student st[100]; int main(){ int n; cin>>n; for(int i=0;i >st[i].name>…

```cpp #include using namespace std; double a[110][30]; double avg(double d[],int m){ double sum = 0; for(int i = 0;i >n>>m; for(int i = 0;i >a[i][j]; } } for(i…

```cpp #include using namespace std; int isPrime(int num){ int cnt = 0; for(int i = 1;i >l>>r; for(int i = l;i<=r;i++){ if(isPrime(i)){ ji++; } } cout<<ji; } ``…