It gives 0 as a result please help me I am desperate

Question

#include<stdio.h>
int main(){
int s,t,c,b;
float x,y;
printf("enter 2 numb...\n");
scanf("%f%f",&x,&y);
printf("choose the type of calc u want to do\n");
printf("1.toplama\n2.cıkarma\n3.bolme\n");
scanf("%d",&s);

switch(s)
case 1:{
t=x+y;
printf("toplam :%f",t);
break;

switch(s)
case 2:
c=x-y;
printf("cikarma:%f",c);
break;

switch(s)
case 3:
b=x/y;
printf("bolum= %f\n",b);
break;

default:

printf("please enter right things..");
break;

}

}

Answer 1

You don't need that many switch(), you only need one. One switch with multiple cases.
Like:

switch(s)
case 1:
....
break;
case 2:
....
break;
....And so on.