a, b, c = map(int, input().split()) print(a+b+c)

#include int main() { long long a, b, c; scanf("%lld %lld %lld", &a, &b, &c); printf("%lld", a+b+c); return 0; }

a = int(input()) b = int(input()) print("%d" % (a * (b % 10))) print("%d" % (a * (b % 100//10))) print("%d" % (a * (b//100))) print("%d" % (a*b))

#include int main() { int a, b; scanf("%d %d", &a, &b); printf("%d\n", a * (b % 10)); printf("%d\n", a * ((b % 100)/10)); printf("%d\n", a * (b / 100)); printf("%d", a*b); return 0; }

a, b, c = map(int, input().split()) print("%d" % ((a+b)%c)) print("%d" % (((a%c)+(b%c))%c)) print("%d" % ((a*b)%c)) print("%d" % (((a%c)*(b%c))%c))

#include int main() { int a, b, c; scanf("%d %d %d", &a, &b, &c); printf("%d\n",(a+b)%c); printf("%d\n", ((a%c)+(b%c))%c); printf("%d\n", (a*b)%c); printf("%d", ((a%c)*(b%c)%c)); return 0; }

a = int(input()) print(a-543)

#include int main() { int a; scanf("%d", &a); printf("%d", a - 543); return 0; }