#include <cstdio> using namespace std; void printOneRepresentation(int k, bool first) { if (k == 1) { printf("1"); } else { if (k & 1 == 1) { printf(first ? "1+" : "(1+"); } if ((k >> 1) > 1) { printf("(1+1)*"); printOneRepresentation(k >> 1, false); } else { printf(first || k == 3 ? "1+1" : "(1+1)"); } if (k & 1 == 1) { printf(first ? "" : ")"); } } } void test() { int k; scanf("%d ", &k); printOneRepresentation(k, true); printf("\n"); } int main() { int t; #ifdef _PA_USE_TEST_INPUT_FILE_ freopen("input.txt","rt",stdin); #endif scanf("%d ", &t); for (int i = 0; i < t; i++) { test(); } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | #include <cstdio> using namespace std; void printOneRepresentation(int k, bool first) { if (k == 1) { printf("1"); } else { if (k & 1 == 1) { printf(first ? "1+" : "(1+"); } if ((k >> 1) > 1) { printf("(1+1)*"); printOneRepresentation(k >> 1, false); } else { printf(first || k == 3 ? "1+1" : "(1+1)"); } if (k & 1 == 1) { printf(first ? "" : ")"); } } } void test() { int k; scanf("%d ", &k); printOneRepresentation(k, true); printf("\n"); } int main() { int t; #ifdef _PA_USE_TEST_INPUT_FILE_ freopen("input.txt","rt",stdin); #endif scanf("%d ", &t); for (int i = 0; i < t; i++) { test(); } return 0; } |