输出由字母组成的三角型 1main() int i,j,h; char pi scanf ("c\nd",&p,&h); for (i=1;ih-i&&j<=h+i-1)(printf ("c",p)ip++;} else printf("")printf("\n");) 2 #include"stdio.h" main() int i,j,ni char Ai scanf("号c号d",&A,&n): for(i=1;i<=n;i++) {for(j=1;j<=n-i:j++) printf(""); for(j=1;j<=2*i-1;j++) printf("号c",A++); printf("\n"); 黑色星期五 #define N 12 #include"stdio.h" main() (1ntn,j,k,a[N]={31,28,31,30,31,30,31,31,30,31,30,31}; scanf("号d号d",&n,&k); if(n号4=0)a[1]++; k=k+12; i￡(k号7==5) printf ("8d/1/13\n",n);
输出由字母组成的三角型 1 main() { int i,j,h; char p; scanf("%c\n%d",&p,&h); for (i=1;ih-i&&j<=h+i-1){printf("%c",p);p++;} else printf(" "); } printf("\n"); } } 2 #include"stdio.h" main() { int i, j, n; char A; scanf("%c %d",&A,&n); for(i=1;i<=n;i++) { for(j=1;j<=n-i;j++) printf(" "); for(j=1;j<=2*i-1;j++) printf("%c",A++); printf(" \n"); } } 黑色星期五 1 #define N 12 #include"stdio.h" main() { int n,j,k,a[N]={31,28,31,30,31,30,31,31,30,31,30,31}; scanf("%d %d",&n,&k); if(n%4==0) a[1]++; k=k+12; if(k%7==5) printf("%d/1/13\n",n);
for(j=2;j<=N;j++) {k+=a[j-2]: iE(k号7=5) printf("&d/d/13\n",n,j);} } 2 #include "stdio.h" int main() int x,y,n,i,s; scanf("号d号d",&y,&n); x=(y号400==0)11(y号4=0&&y号100！=0)： s=13: Eor(i=1;i<=12:i++) {if((s+n-1)号7=5)printf("号d/号d/号d\n",y,i,13); 1f(i=411i=611i=911i==11)s=s+30; if(i==1|1i=311i==511i=71li==81|i==101|i==12)s=s+31: 1f(i=2)s=s+28+x; 从键盘输入一个整数n,求n阶斐波拉切级数 int n,i; main() (1onga[25]: scanf("号d",&n); for(i=0;i<=n;i++) {iE(i=0lli==1)a[i]=1: else a[i]=a[i-1]+a[i-2];} printf("81i\n",a[n]);) 2 main() (int n,x; scanf("号d",&n): x=fun(n); printf("号d\n",x); fun(int n)
for(j=2;j<=N;j++) { k+=a[j-2]; if(k%7==5) printf("%d/%d/13\n",n,j);} } 2 #include "stdio.h" int main() { int x,y,n,i,s; scanf("%d %d",&y,&n); x=(y%400==0)||(y%4==0&&y%100!=0); s=13; for(i=1;i<=12;i++) { if((s+n-1)%7==5) printf("%d/%d/%d\n",y,i,13); if(i==4||i==6||i==9||i==11) s=s+30; if(i==1||i==3||i==5||i==7||i==8||i==10||i==12) s=s+31; if(i==2) s=s+28+x; } } 从键盘输入一个整数 n,求 n 阶斐波拉切级数 1 int n,i; main() {long a[25]; scanf("%d",&n); for(i=0;i<=n;i++) {if(i==0||i==1) a[i]=1; else a[i]=a[i-1]+a[i-2];} printf("%li\n",a[n]);} 2 main() {int n,x; scanf("%d",&n); x=fun(n); printf("%d\n",x); } fun(int n)
(int t; if(n==11In==0)return 1; else (t=fun(n-1)+fun(n-2); return t;)) 输出菱形图案 1main() int i,j,n; scanf("号d",&n): for(i=1;i=n-i+1&j=i-n+1&&jn) printf("*");else printf("")iprintf("\n");)} 2 #include "stdio.h" void main() (int i,j,n; scanf("&d",&n); for(i=1;i=4-i&&j=i-28&j main() (int a; for(a=0;a号2！=111a号3！=211a号51=41la86!=5|1a号7！=0；a+); printf("The number is:&d\n",a);
{int t; if(n==1||n==0) return 1; else {t=fun(n-1)+fun(n-2); return t;}} 输出菱形图案 1 main() { int i,j,n; scanf("%d",&n); for (i=1;i=n-i+1&&j=i-n+1&&jn) printf("*");else printf(" ");printf("\n");}} 2 #include "stdio.h" void main() {int i,j,n; scanf("%d",&n); for(i=1;i=4-i&&j=i-2&&j main() {int a; for(a=0;a%2!=1||a%3!=2||a%5!=4||a%6!=5||a%7!=0;a++); printf("The number is:%d\n",a); }
2 main() int n; for(n=3;n<=500;n+) if((n-1)号2==0&&(n-2)号3==0&&(n-4)号5==0&&(n-5)号6==0&&n号7==0) break; printf("The number is:&d\n",n); 输出图形Z 1 main() (int i,j,n; scanf("号d",&n); for (i=1;i<=n;i++) {for(j=1;j<=n;j++) if(i==11li==nllj==n-i+1&&i!=18&i!=n) printf("*");else printf("") printf("\n");)) 2 main() (int i,j,n scanf ("d",&n); for(i=1;i<=n;i++) {for(j=1;j<=n;j++) 1f(i==11li==nl1j==n-i+1) printf("*"); else printf("") printf("\n");] }
2 main() { int n; for(n=3;n<=500;n++) if((n-1)%2==0&&(n-2)%3==0&&(n-4)%5==0&&(n-5)%6==0&&n%7==0) break; printf("The number is:%d\n",n); } 输出图形 Z 1 main() {int i,j,n; scanf("%d",&n); for (i=1;i<=n;i++) {for(j=1;j<=n;j++) if(i==1||i==n||j==n-i+1&&i!=1&&i!=n) printf("*");else printf(" "); printf("\n");}} 2 main() {int i,j,n; scanf("%d",&n); for(i=1;i<=n;i++) {for(j=1;j<=n;j++) if(i==1||i==n||j==n-i+1) printf("*"); else printf(" "); printf("\n");} }