ماشین حساب ساده

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#include<conio.h> #include<iostream.h> main() { int num1 , num2 ; char op ; while(1) { cout<<"type number,operator,number"<<endl; cin>>num1>>op>>num2; switch(op) { case '+': cout<<"plural is "<<num1+num2<<endl; break ; case '-': cout<<"subtract is "<<num1-num2<<endl; break ; case '*': case 'x': cout<<"multiple is "<<num1*num2<<endl; break ; case '/': case '\\': cout<<"division is "<<num1/num2<<endl; break ; default: cout<<"operator is illegal"<<endl; } } } 

نمایش نمره با ساختار Switch و IF

#include<iostream.h> #include<conio.h> main() { while(1) { int a; cout<<"Enter The Score: "; cin>>a; if((a<0)||(a>100))cout<<"The Score Is Out Of Range !"<<endl; else switch(a/10) { case 10: case 9:cout<<"A"<<endl;break; case 8:cout<<"B"<<endl;break; case 7:cout<<"C"<<endl;break; case 6:cout<<"D"<<endl;break; case 5:cout<<"E"<<endl;break; case 4: case 3: case 2: case 1: case 0:cout<<"F"<<endl;break; } } getch(); return 0; }