poj 2196 [进制转换 各位求和]

#include <iostream>#include <string>#include <cstring>#include <cstdlib>#include <cstdio>#include <cmath>#include <vector>#include <stack>#include <queue>#include <map>#include <set>#include <iterator>#include <algorithm>#define MID(x,y) ( ( x + y ) >> 1 )#define L(x) ( x << 1 )#define R(x) ( x << 1 | 1 )#define BUG puts("here!!!");#define STOP system("pause");using namespace std;int calc(int k, int b) {int x, sum = 0;while(k) {x = k % b;sum += x;k = k / b;}return sum;}int main() {for(int i = 2992; i <= 9999; i++) {if(calc(i, 12) == calc(i, 10) && calc(i, 10) == calc(i, 16)) {printf("%d\n", i);}}return 0;}