#include<stdio.h>

main()
{
    printf("\nSun\tMon\tTue\tWed\tThu\tFri\tSat\n");
    printf("\t\t\t\t1\t2\t3\n");
    printf("4\t5\t6\t7\t8\t9\t10\n");
    printf("11\t12\t13\t14\t15\t16\t17\n");
    printf("18\t19\t20\t21\t22\t23\t24\n");
    printf("25\t26\t27\t28\t29\t30\t31\n");
    system("pause");
}