题目内容

#include int fun(int x[],int n) { static int sum=0,i; for(i=0;i

A. 55
B. 50
C. 45
D. 60

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include int fun(int n){ if(n==1) return 1; else return(n+fun(n-1)); } main(){ int x; scanf("%d",&x); x=fun(x); printf("%d\n",x);} 执行程序时，给变量x输入10，程序的输出结果是

A. 55
B. 54
C. 60
D. 45

#include int f(int m) { static int n=0; n+=m; return n; } main() { int n=0; printf("%d,",f(++n)); printf("%d\n",f(n++)); } 程序运行后的输出结果是

A. 3,3
B. 1,1
C. 2,3
D. 1,2

#include int fun(int x) { int p; if(x==0||x==1) return(3); p=x-fun(x-2); return p; }main(){ printf("%d\n",fun(7)); } 执行后的输出结果是

A. 2
B. 3
C. 7
D. 0

#include int fun(char p[][10]) { int n=0,i; for(i=0; i<7; i++) if(p[i][0]== 'T') n++; return n; } main() { char str[][10]={"Mon","Tue","Wed","Thu","Fri","Sat","Sun"}; printf("%d\n",fun(str)); } 程序执行后的输出结果是

A. 1
B. 2
C. 3
D. 0