循环结构例题.doc

#include stdio.hmain() int i=1; while(i1000) printf(“%dn”,i); i+;#include stdio.hmain() int i=1,s=0; while(i100) s=s+i;i+;printf(“%dn”,s);#include stdio.hmain() int i=1,s=0,p=1,n;scanf(“%d”,&n);while(i1e-5)y1=2*x1*x1*x1-4*x1*x1+3*x1-6; if(y*y10) x1=x; else x2=x; x=(x1+x2)/2; y=2*x*x*x-4*x*x+3*x-6; printf(the root is %fn,x);#include stdio.hmain( )int i,f1,f2,f3;f1=1;f2=1;printf(%d,%d,f1,f2);for(i=3;i=20;i+) f3=f1+f2; f1=f2; f2=f3; printf(,%d,f3);#include stdio.hmain()int x,n=0,s=0; while (n10) scanf(%d,&x); if (x0) break; s+=x; n+; printf(s=%dn,s); #include stdio.hmain( )int x,n=0,s=0;while (n10) scanf(%d,&x); if (x0) continue; s+=x; n+; printf(s=%dn,s);#include stdio.hmain( )int x,n=0,s=0;while (n10) scanf(%d,&x);n+; if (x0) continue; s+=x; printf(s=%dn,s);#include stdio.hmain()int i=2,m; scanf(%d,&m);while(m%i!=0)i+;if(i=m) printf(%d shi sushu!n,m); else printf(%d bu shi sushu!n,m);#include stdio.hmain()int i,m;scanf(%d,&m);for(i=2;m%i!=0;i+) ;if(i=m) printf(%d shi sushu!n,m);else printf(%d bu shi sushu!n,m);#include stdio.hmain( ) int i,m; scanf(%d,&m); for (i=2; i=m; i+) if (m%i=0) break; if(i=m) printf(%d shi sushu!n,m); else printf(%d bu shi sushu!n,m);#include stdio.h#include math.hmain( ) int i,m,s; scanf(%d,&m); s=sqrt(m); for (i=2; i=s; i+) if (m%i=0) break; if(i=s+1) printf(%d shi sushu!n,m); else printf(%d bu shi sushu!n,m);#include stdio.h#include math.hmain() int i,j; for(i=100;i=200;i+) for(j=2;j=i;j+) if (i%j=0) break; if(j=i) printf(%-10d,i); #include stdio.h#include math.hmain() int i,j,s; for(i=100;i=200;i+) s=sqrt(i); for(j=2;j=s;j+) if (i%j=0) break; if(j=s+1) printf(%-10d,i); #include main( ) int i,j,s; for (i=2; i=10000; i+) s=0; for (j=1; ji; j+) if (i%j=0) s+=j; if (i=s) printf(%6dn,s); #include stdio.hmain()int i,j,k;for(i=0;i=35;i+) for(j=0;j=35;j+) if(i+j=35)&(2*i+4*j=94) printf(ni=%-10dj=%-10d,i,j); #include stdio.hmain() int i,j,k; for(i=0;i=19;i+) for(j=0;j=33;j+) for(k=0;k=100;k+) if(i+j+k=100)&(5*i+3*j+k/3=300) printf(ni=%-10dj=%-10dk=%-10d,i,j,k);#include stdio.hmain() int i,j,k;for(i=0;i=19;i+)for(j=0;j=33;j+) k=100-i-j; if(15*i+9*j+k=300) printf(ni=%-10dj=%-10dk=%-10d,i,j,k); #include stdio.hmain() int i,j,k; for(i=0;i=19;i+) for(j=0;j=33;j+) k=100-i-j; if(5*i+3*j+k/3=100) printf(ni=%-10dj=%-10dk=%-10d,i,j,k); #include stdio.hmain() int m,n,k; for (m=1;m=9;m+) for(n=1;n=m;n+) printf(%d*%d=%-5d,n,m,n*m); printf(n); #include stdio.hmain()int i; for(i=1;i=5;i+)printf(*n); #include stdio.hmain()int i,j; for(i=1;i=5;i+) for(j=1;j=5-i;j+) printf( ); printf(*n); #include stdio.hmain( ) int i,j; for (i=1; i=5; i+) for (j=1; j=20-i; j+) printf( ); for (j=1;j=i;j+) printf(*); printf(n); #include stdio.hmain() int i,j; for (i=1;i=5;i+) for (j=1;j=20-i;j+) printf( ); for (j=1;j=2*i-1;j+) printf(*); printf(n); #include stdio.h main( ) int i,j; for (i=1; i=5; i+) for (j=1; j=i-1; j+) printf( ); for (j=1;j=11-2*i;j+) printf(*); printf(n); #include stdio.hmain( ) int i,j; for (i=1; i=4; i+) for (j=1; j=4-i; j+) printf( ); for (j=1;j=2*i-1;j+) printf(*); printf(n); for (i=1; i=3; i+) for (j=1; j=i; j+) printf( ); for (j=1;j=7-