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Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
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#include<stdio.h>
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#include<time.h>
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#include<stdlib.h>
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int question( int i)
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{
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int a,b,j,m;
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for( i = i;i<100;i++ )
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{
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a=rand()%51;
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b=rand()%51;//rand()%100<30><30>ʾȡ50<35><30><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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j=rand()%2;//j<><6A>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD>Ӽ<EFBFBD><D3BC><EFBFBD>
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if(j==0)
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{
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m=a+b;
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if(m<=50)
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{
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printf("%d+%d=\n",a,b);
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}
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if(m>50) continue;
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}
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else
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{
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m=a-b;
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if(m<=50&&m>=0)
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{
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printf("%d-%d=\n",a,b);
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}
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if(m>50) continue;
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}
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break;
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}
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return m;
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}
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int main()
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{
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int ordinal=1;
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char str[10];
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int score[3]={10,7,5};
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printf("\n");
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printf("============================================================\n");
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printf("====================50<35><30><EFBFBD>ڼӼ<DABC><D3BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ====================\n");
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printf("============================================================\n");
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printf("\n");
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printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֣<EFBFBD>\n");
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scanf("%s",str);
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printf("\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѽ<EFBFBD><EFBFBD>%sС<73><D0A1><EFBFBD>ѣ<EFBFBD><D1A3><EFBFBD>ӭ<EFBFBD><D3AD><EFBFBD><EFBFBD>50<35><30><EFBFBD>ڼӼ<DABC><D3BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ<CFB5><CDB3>\n",str);
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printf("ÿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᣬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>Ӹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD>𰸡<EFBFBD>\n");
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printf("\n<EFBFBD><EFBFBD><EFBFBD>Խ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ijɼ<EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
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printf("\n");
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printf("======================Ҫע<D2AA><D7A2>ϸ<EFBFBD><CFB8>Ŷ~=========================\n");
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printf("<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>⣺\n\n");
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question(1);
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}
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