#include <stdio.h>
int main(void) {
// your code goes here
char op;
int n1 = 3;
int n2 = 2;
scanf("%c\n%d\n%d", &op
); int res ;
if (res == '+'){
res = n1 + n2;
}
else if (res == '-'){
res = n1 -n2;
}
else if (res == '*'){
res = n1 * n2;
}
else {
res = 0;
}
return 0;
}
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