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40 lines
795 B
40 lines
795 B
5 days ago
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#include<stdio.h>
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int main(){
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printf(" 1.Input\n");
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printf(" 2.Output\n");
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printf(" 3.Order\n");
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printf(" 4.Quit\n");
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char a;
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scanf("%c",&a);
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if(a=='i'){
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printf("Please input info of the three students:\n");
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}else if(a=='o'){
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printf("You are trying to Output info\n");
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}else if(a=='m'){
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printf("You are trying to Make things ordered\n");
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}else if(a=='q'){
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printf("You are about to Quit\n");
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}else{
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printf("Wrong input");
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}
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float num[3][4];
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int l;
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for(l=0;l<3;l++){
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int k;
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for(k=0;k<4;k++){
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scanf("%f",&num[l][k]);
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}
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}
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int i;
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for( i=0;i<3;i++){
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float sum=0;
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int j;
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for(j=1;j<4;j++){
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sum+=num[i][j];
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if(j==3){
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printf("%.0f,%.1f,%.1f\n",num[i][0],sum,sum/3);
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}
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}
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}
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}
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