@qazsxc2

#include <stdio.h> int main() { int up,down,height; int cnt=0; scanf("%d%d%d",&up,&down,&height); //cnt-1 *(up-down)+up>=height //(A + B - 1) / B 올림! cnt=(height-up + (up-down-1) )/(up-down) +1; printf("%d",cnt);

#include <stdio.h> int main() { int t; scanf("%d",&t); while(t--) { int k,n; scanf("%d",&k); scanf("%d",&n); int num[15][14]={0};

#include <stdio.h> int GCD(int a,int b) { if (a<b) { int tmp =a; a=b; b=tmp; } int r=a%b; while (r!=0) {

#include <stdio.h> #include <math.h> int const M=1234567891; int main() { int n; long long r=1; scanf("%d",&n); long long sum=0; char str[n+1]; scanf("%s",str);

#include <stdio.h> int main() { int n; while(1) { int num_list[5]={0}; int i=0,num_len=0,is_pal=1; scanf("%d",&n); if(n==0) return 0; while(n>0) {

#include <stdio.h> int main() { int n,num; int sum=0; scanf("%d %d",&n,&num); int max=0; int num_list[n]; for (int i=0; i<n; i++) { scanf("%d",&num_list[i]);

#include <stdio.h> int main() { int n,sum=1; scanf("%d",&n); for (int i=0; i<100000000; i++) { sum+=6*i; if (n<=sum) { printf("%d",i+1); break;

#include <stdio.h> int main() { int n,sum=0,constructor; int no_con=1; scanf("%d",&n); for (int i=1; i<n; i++) { constructor=i; sum=constructor; while(constructor>0) {

#include <stdio.h> int main() { int n; int cnt=0,num; scanf("%d",&n); while(n--) { int is_prime=1; scanf("%d",&num); if (num==1) {

#include <stdio.h> int main() { int people,T,P; int size[6]={0}; int min_t=0,min_pen=0,pen=0; scanf("%d",&people); for(int i=0; i<6;i++) { scanf("%d",&size[i]); }

#include <stdio.h> int main() { int a,b,c; while (1) { scanf("%d %d %d",&a,&b,&c); if (a==0 && b==0 && c==0) break; if(a*a+b*b==c*c || a*a+c*c==b*b || c*c+b*b==a*a) { printf("right\n"); } else {

#include <stdio.h> #include <string.h> int main() { int n; int total,score; char ox[81]={0}; scanf("%d",&n); while(n--) { total=0;

#include <stdio.h> int main() { int num[8]={0}; int des=1; int asc=1; for(int i=0; i<8; i++) { scanf("%d",&num[i]); } for (int i=0 ; i<8; i++) {

#include <stdio.h> int main() { int n; int h, w , guest; int room; scanf("%d",&n); for(int i=0; i<n; i++) { room=0; scanf("%d %d %d", &h, &w, &guest);

#include <stdio.h> int main() { int n,k; int idx=-1; scanf("%d %d",&n ,&k); int num[n]; int jos_num[n]; for (int i=0; i<n; i++) { num[i]=i+1;

#include <stdio.h> int main() { // 0-8 6이랑 9는 같은 취급함 int num[9]={0}; int n,r,max=0; scanf("%d",&n); //첫째자리수부터 입력 while(n!=0) { r=n%10;

#include <stdio.h> int main() { int alp[26]={0}; char str1[1001],str2[1001]; int total=0; scanf("%s %s",str1, str2); for(int i=0; str1[i]!=0; i++) { int idx=str1[i]-'a'; alp[idx]+=1; }

#include <stdio.h> int main() { int man_grade[6]={0}; int woman_grade[6]={0}; int room=0; int std_num,k; int s,y; scanf("%d %d",&std_num ,&k); while (std_num--) {

#include <stdio.h> #include <string.h> int main() { int N; char str1[1001]; char str2[1001]; int alp[26]; scanf("%d",&N); while (N--) {

#include <stdio.h> int main() { int a,b,c; int r; int num_list[10]={0}; scanf("%d %d %d",&a ,&b ,&c); int num=a*b*c; while (num!=0) { r=num%10;