2026-02-02 21:09:37 +09:00

11 lines
147 B
C

#include <stdio.h>
int a,b,c;
int main() {
scanf("%d %d %d",&a, &b, &c);
printf("%d\n",(a+b >= 2*c) ? (a+b)-2*c : a+b);
return 0;
}