for(i= 0; <N; i )for(j=O; j<N;j )printf(" %7d",b[][ j])printf( In")
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答案:
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1.for(i= 0;
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2.程序:main(){ int i, j, x;for(i=1; i<=4; i ){ for(j=1; j<=4-i; j )printf(“ ”);for(j=0; j<=2*i 1; j )printf
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3.main(){int i,j;for(i=0;i<3;i )for(j=0;j<3;j )printf(“i=%d j=%d\n”,i,j);}输出为:____。
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4.for(i=1;i<=4;i )or(j=1; j<=i;j nn* Jprintf(" %d n",n)for(i=1;i<=4;i )for(j1; i; j )n=n关printf(" %
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j==j>k);">5.int i,j,k;i=1;j=2;k=3;printf("%d\n",i>j==j>k);
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6.for (i=0; i
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7.下面程序的运行结果是________#include void main( ){int j,i,k=0;for (j=11;j<=30;j ){ if(k%10= =0) printf
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8.:使int i,j;for(i=0;i
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9.for{i-1;1≤=9;1 for (=1;j
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10.以下程序段的输出结果是 int i,j; for (i=1; i<4; i++){ for(j=i; j<4; j++) printf("%d*%d=%d", i, j, i*j);