2081 手机短号
1 #include<stdio.h>
2 #include<string.h>
3
4
5 int main(){
6 int i,n;
7 char s[20];
8 while(scanf("%d",&n)!=EOF){
9 getchar();
10 while(n--){
11 gets(s);
12 printf("6");
13 for(i=6;i<11;i++){
14 if(i==10){printf("%c\n",s[i]);}
15 else{printf("%c",s[i]);}
16 }
17 }
18 }
19 }
2091 空心三角形
1 #include<stdio.h>
2 #include<string.h>
3
4
5 int main(){
6 char a;
7 int n,i,j,flag=0;
8 while((a=getchar())!='@'){
9 scanf("%d%*c",&n);
10 if(flag!=0){printf("\n");}
11 flag++;
12 for(i=0;i<n;i++){
13 if(i==0){
14 printf("%*c\n",n,a);
15 continue;
16 }
17 if(i==n-1){
18 for(j=0;j<2*n-1;j++){
19 printf("%c",a);
20 }
21 printf("\n");
22 break;
23 }
24 printf("%*c",n-i,a);
25 printf("%*c\n",2*i,a);
26 }
27 }
28
29 }
1004 Let the Balloon Rise
1 #include<stdio.h>
2 #include<string.h>
3
4
5 int main(){
6 char s[1001][20];
7 int n,i,j,max,flag,o[1001];
8 while(scanf("%d",&n)!=EOF){
9 getchar();
10 if(n==0){break;}
11 for(i=0;i<n;i++){
12 gets(s[i]);
13 }
14 for(i=0;i<n;i++){
15 o[i]=0;
16 for(j=0;j<n;j++){
17 if(strcmp(s[i],s[j])==0){o[i]++;}
18 }
19 }
20 max = o[0];
21 flag = 0;
22 for(i=0;i<n;i++){
23 if(o[i]>max){
24 max = o[i];
25 flag = i;
26 }
27 }
28 printf("%s\n",s[flag]);
29 }
30 }
2057 A + B Again
1 #include<stdio.h>
2
3 int main(){
4 _int64 a,b;
5 while(scanf("%I64X %I64X",&a,&b)!=EOF){
6 if(a+b<0){printf("-%I64X\n",-a-b);}
7 else{printf("%I64X\n",a+b);}
8 }
9 }
