# 1012上機
```#include<stdio.h>
int main(void){
int Ay,Am,Ad,By,Bm,Bd;
scanf("(%d,%d,%d) (%d,%d,%d)",&Ay,&Am,&Ad,&By,&Bm,&Bd);
if(Ay > By){
printf("Bob\n");
}
else if(Ay < By){
printf("Alice\n");
}
else{
if(Am > Bm){
printf("Bob\n");
}
else if(Am < Bm){
printf("Alice\n");
}
else{
if(Ad < Bd){
printf("Alice\n");
}
else if(Ad > Bd){
printf("Bob");
}
else{
printf("Their ages are the same.");
}
}
}
return 0;
}
```
```#include <stdio.h>
int max(int a,int b,int c){
int max=a;
if (max < b)
max = b;
if (c > max)
max = c;
return max;
}
int min(int a,int b,int c){
int min=a;
if (min > b)
min = b;
if (c < min)
min = c;
return min;
}
int main(void){
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
int fir,sec,thi;
fir = max(a,b,c);//biggest edge
thi = min(a,b,c);//smallest edge
if (a != fir && a != thi)//determine the middle edge
sec = a;
else if(b != fir && b != thi)
sec = b;
else if(c != fir && c != thi)
sec = c;
if (sec + thi <= fir){//is triangle?
printf("OOPS\n");
}//which triangle?
else if(thi*thi + sec*sec == fir*fir){
printf("right triangle\n");
}
else if(thi*thi + sec*sec > fir*fir){
printf("acute triangle\n");
}
else{
printf("obtuse triangle\n");
}
return 0;
}
```
```#include<stdio.h>
int main(void){
int x1,x2,y1,y2;
scanf("(%d,%d) (%d,%d)",&x1,&y1,&x2,&y2);
if((x1-x2) == (y1-y2) || (x1-x2) == -1*(y1-y2) || x1 == x2 || y1 == y2){
printf("D\n");
}
else{
printf("S\n");
}
return 0;
}
```
```
#include<stdio.h>
int main(void){
int n;
scanf("%d",&n);
for(int i = n; i >= 0; i--)
printf("%d\n",i);
return 0;
}
```
```
#include<stdio.h>
int main(void){
int n;
scanf("%d",&n);
while(n-- > 0){
int inp;
int flag = 1;
scanf("%d",&inp);
if(inp == 1){
printf("NO\n");
}
else{
for(int i = 2; i <= inp/2 ;i++){
if(inp%i == 0){
printf("NO\n");
flag = 0;
break;
}
}
if(flag)
printf("YES\n");
}
}
return 0;
}
```
```
#include<stdio.h>
int main(void){
int left = 100;//money left
int n = 0;//the answer
int now_price;
while(scanf("%d",&now_price) != EOF){
if(left - now_price >= 0){
//buy it
n++;
left -= now_price;
}
else{
break;
}
}
printf("%d\n",n);
return 0;
}
```