# 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; } ```