#include int nextInt () { int r = 0; int minus = 0; for (int števka = '0'; števka == '-' || (števka <= '9' && števka >= '0'); števka = getchar()) { if (števka == '-') { if (r != 0) break; minus = !minus; continue; } r = r*10+števka-'0'; } return minus ? -r : r; } void printInt (int a) { if (a < 0) { a = -a; putchar('-'); } int l = 1; int c = a/10; while (c > 0) { l *= 10; c /= 10; } while (l) { putchar('0'+(a/l)%10); l /= 10; } } int main (void) { printInt(nextInt()+nextInt()); putchar('\n'); return 0; }